{"title":"Subwoofer Enclosures \u0026 Boxes","description":"\u003cp\u003ePorted and sealed subwoofer enclosures and boxes built for clean, hard-hitting bass. Find the right box for your subs and vehicle.\u003c\/p\u003e","products":[{"product_id":"orion-xtr-xtp8-8-tuned-port-loaded-enclosure-subwoofer","title":"Orion XTP8 XTR Series 8\" Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion XTR gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion XTP8 XTR Series 8\" Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion XTP8 is a 8\" XTR subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eSize\u003c\/td\u003e\n\u003ctd\u003e8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819544547373,"sku":"ORI-XTP8","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/XTP8-1_cfa26ce3-17a4-43b6-b65d-4b8807bcbbc2.jpg?v=1780541529"},{"product_id":"orion-xtr-xtp6-6-5-tuned-port-loaded-enclosure-subwoofer","title":"Orion XTP6 XTR Series 6.5\" Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion XTR gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion XTP6 XTR Series 6.5\" Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion XTP6 is a 6.5\" XTR subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd style=\"width:35%;\"\u003eSize\u003c\/td\u003e\n\u003ctd\u003e6.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819545235501,"sku":"ORI-XTP6","price":139.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/XTP6-1_c06b54c8-9068-4f96-9dc0-c69f6405805a.jpg?v=1780541535"},{"product_id":"orion-cobalt-cpe120-12-inch-active-down-firing-enclosure","title":"Orion CPE120 Cobalt Series Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion Cobalt gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion CPE120 Cobalt Series Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion CPE120 is an Cobalt subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819545759789,"sku":"ORI-CPE120","price":259.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/CPE100-1_9488e09d-d307-4fb6-9b64-9a877795eca0.jpg?v=1780541542"},{"product_id":"orion-cobalt-cpe80-8-inch-active-down-firing-enclosure","title":"Orion CPE80 Cobalt Series Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion Cobalt gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion CPE80 Cobalt Series Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion CPE80 is an Cobalt subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819546218541,"sku":"ORI-CPE80","price":219.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/CPE80-1_827a4196-e2cc-44cc-a047-6c55170ea152.jpg?v=1780541548"},{"product_id":"orion-cobalt-cpe100-10-inch-active-down-firing-enclosure","title":"Orion CPE100 Cobalt Series Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion Cobalt gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion CPE100 Cobalt Series Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion CPE100 is an Cobalt subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819546808365,"sku":"ORI-CPE100","price":239.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/CPE100-1_3586cdd8-9bf6-41ff-99ad-6a1b632fe65d.jpg?v=1780541554"},{"product_id":"orion-cobalt-cdf12-12-inch-passive-down-firing-enclosure","title":"Orion CDF12 Cobalt Series Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion Cobalt gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion CDF12 Cobalt Series Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion CDF12 is an Cobalt subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819546873901,"sku":"ORI-CDF12","price":179.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/CDF12-1_002faf22-0efa-4699-9b34-2fd2846b845b.jpg?v=1780541560"},{"product_id":"orion-cobalt-cdf10-10-inch-passive-down-firing-enclosure","title":"Orion CDF10 Cobalt Series Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion Cobalt gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion CDF10 Cobalt Series Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion CDF10 is an Cobalt subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819546939437,"sku":"ORI-CDF10","price":159.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/CDF10-1_2cf8decc-719e-4906-a3bc-9d4ad0330b8a.jpg?v=1780541566"},{"product_id":"orion-cobalt-cdf8-8-inch-passive-down-firing-enclosure","title":"Orion CDF8 Cobalt Series Subwoofer","description":"\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGenuine Orion Cobalt gear\u003c\/strong\u003e — built for serious car audio\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e (1) Orion CDF8 Cobalt Series Subwoofer\u003c\/p\u003e\n\u003cp\u003eThe Orion CDF8 is an Cobalt subwoofer enclosure, engineered and built to get the most from your Orion sub. Authorized Orion dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/p\u003e","brand":"Orion Car Audio","offers":[{"title":"Default Title","offer_id":66819547365421,"sku":"ORI-CDF8","price":149.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/CDF8-1_e340b34b-90f3-461b-a80e-3b8770922ab6.jpg?v=1780541572"},{"product_id":"american-bass-trunk-subwoofer-enclosure-for-titanium-slim-8","title":"American Bass Trunk Subwoofer Enclosure for Titanium Slim 8\"","description":"\u003cul\u003e\n\u003cli\u003eCustom-fit for the American Bass Titanium Slim 8\" subwoofer\u003c\/li\u003e\n\u003cli\u003eRear-firing ported design for higher SPL in open trunks and cabins\u003c\/li\u003e\n\u003cli\u003eRugged MDF construction wrapped in black carpet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAmerican Bass Trunk Subwoofer Enclosure for Titanium Slim 8\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e One ported trunk enclosure built specifically for the Titanium Slim 8\" subwoofer, with a pre-wired copper terminal cup. Subwoofer sold separately.\u003c\/p\u003e\n\u003cp\u003eDesigned to deliver deep, booming bass in open trunk setups, this premium enclosure fires backward into the cabin or trunk space to maximize volume and airflow in sedans and hatchbacks. Pre-installed copper wiring and a professional-grade terminal cup make installation quick and clean. \u003cstrong\u003eAuthorized American Bass dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom-fit for the American Bass Titanium Slim 8\" subwoofer\u003c\/li\u003e\n\u003cli\u003eRear-firing design ideal for trunks and larger cabin setups\u003c\/li\u003e\n\u003cli\u003ePorted enclosure for higher SPL and booming bass\u003c\/li\u003e\n\u003cli\u003eHeavy-duty MDF construction with precision cutout\u003c\/li\u003e\n\u003cli\u003eBlack carpet wrap for clean aesthetics\u003c\/li\u003e\n\u003cli\u003ePre-wired copper terminal cup for fast setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubwoofer Fit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTitanium Slim 8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePorted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFiring Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRear-firing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMDF, black carpet wrap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePre-wired copper terminal cup\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"American Bass","offers":[{"title":"Default Title","offer_id":66820721508397,"sku":"BOX-8TK-TM","price":73.1,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/american-bass-trunk-subwoofer-enclosure-for-titanium-slim-8-171150_9e185bd2-3a9b-4f30-9b5d-0d5dd8f638a2.png?v=1780546332"},{"product_id":"american-bass-downfire-subwoofer-enclosure-for-titanium-slim-8","title":"American Bass Downfire Subwoofer Enclosure for Titanium Slim 8\"","description":"\u003cul\u003e\n\u003cli\u003eCustom-fit for the American Bass Titanium Slim 8\" subwoofer\u003c\/li\u003e\n\u003cli\u003eSealed downward-firing design for stealth, tight-space installs\u003c\/li\u003e\n\u003cli\u003eRugged MDF construction with black carpet finish\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAmerican Bass Downfire Subwoofer Enclosure for Titanium Slim 8\"\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e One sealed downfire enclosure built specifically for the Titanium Slim 8\" subwoofer, with pre-wired terminals. Subwoofer sold separately.\u003c\/p\u003e\n\u003cp\u003eBuilt for tight spaces, this premium downfire enclosure fires bass toward the floor for tight, accurate response while shielding the sub from cargo and impact. With rugged MDF construction, a black carpeted finish, and pre-wired terminals, it is a sleek, durable choice for clean bass anywhere space is limited — trucks, cabs, and stealth builds. \u003cstrong\u003eAuthorized American Bass dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCustom-fit for the American Bass Titanium Slim 8\" subwoofer\u003c\/li\u003e\n\u003cli\u003eDownward-firing design for tight-space optimization and stealth installs\u003c\/li\u003e\n\u003cli\u003eSealed enclosure for tight, accurate bass response\u003c\/li\u003e\n\u003cli\u003eDurable high-grade MDF construction\u003c\/li\u003e\n\u003cli\u003eBlack carpet wrap with embroidered American Bass logo\u003c\/li\u003e\n\u003cli\u003ePre-wired copper terminal cup for quick setup\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubwoofer Fit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTitanium Slim 8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFiring Direction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDownfire\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMDF, black carpet wrap\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTerminal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePre-wired copper terminal cup\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"American Bass","offers":[{"title":"Default Title","offer_id":66820733108269,"sku":"BOX-8DF-TM","price":75.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/american-bass-downfire-subwoofer-enclosure-for-titanium-slim-8-367185_219bfe90-4502-4a36-8c74-eff339d07259.png?v=1780546342"},{"product_id":"american-bass-bass-pack-dual-12-loaded-subwoofer-enclosure-with","title":"American Bass Bass Pack Dual 12\" Loaded Subwoofer Enclosure with Amplifier 600 Watts RMS","description":"\u003cul\u003e\n\u003cli\u003eLoaded dual 12\" enclosure with a matched mono amplifier\u003c\/li\u003e\n\u003cli\u003eVariable low-pass and high-pass crossovers (40Hz–400Hz)\u003c\/li\u003e\n\u003cli\u003eCompact cabinet fits most trunks and tight spaces\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAmerican Bass Bass Pack Dual 12\" Loaded Enclosure with Amplifier\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThis Listing Includes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne loaded subwoofer enclosure with two 12\" subwoofers\u003c\/li\u003e\n\u003cli\u003eOne matched mono amplifier with gain and crossover controls\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eElevate your car audio with the Bass Pack — a ready-to-run package built to make your music hit with heart-thumping lows and crystal-clear precision. The included amp drives the dual 12s while variable crossovers let you dial the bass to your music and your vehicle. \u003cstrong\u003eAuthorized American Bass dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTwo 12\" subwoofers in a precision-built enclosure\u003c\/li\u003e\n\u003cli\u003eIncluded mono amplifier rated 350 watts RMS x 1 channel\u003c\/li\u003e\n\u003cli\u003eVariable low-pass and high-pass crossovers, 12dB\/octave, 40Hz–400Hz\u003c\/li\u003e\n\u003cli\u003eMono gain control for fast, easy level adjustment\u003c\/li\u003e\n\u003cli\u003eSignal-to-Noise Ratio of 80dB and THD+N under 1%\u003c\/li\u003e\n\u003cli\u003eCompact cabinet fits most car trunks\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSubwoofers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDual 12\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAmplifier Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e350 watts RMS x 1 channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCrossovers\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eVariable LP\/HP, 12dB\/octave, 40Hz–400Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFrequency Response\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20Hz–400Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal-to-Noise Ratio\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e80dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTHD+N\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLess than 1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Sensitivity \/ Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100mV \/ up to 6V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Dimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 ¼\" H x 29 ½\" W x 13\" D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"American Bass","offers":[{"title":"BP-400","offer_id":66820783603757,"sku":"BP-400","price":320.89,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/the-bass-pack-356702_3c717488-7022-4def-b235-f7b77e765fb6.jpg?v=1780546643"},{"product_id":"down4sound-universal-roof-mount-6-5-speaker-box-chamfered-4-6-5-tweeter-layout-bedliner-painted-finish","title":"Down4Sound Universal ROOF-MOUNT 6.5\" Speaker Box - Chamfered 4X6.5 + Tweeter Layout Bedliner Painted Finish Subwoofer Enclosure","description":"\u003ch2\u003e \u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eD4S Quad 6.5″ Chamfer Roof Pod\u003c\/strong\u003e is purpose-built for loud installs that demand durability, structure, and pro-level styling. Coated in a tough black polyurea bedliner-style finish, it’s designed to handle the abuse of daily \u0026amp; aggressive systems.\u003c\/p\u003e\u003cp\u003eThis enclosure holds \u003cstrong\u003efour 6.5″ midrange speakers\u003c\/strong\u003e and \u003cstrong\u003etwo bullet tweeters\u003c\/strong\u003e, with a chamfered face profile for a sharp, clean look that sits flat against headliners, racks, or cage structures. Whether you’re working on a show vehicle, demo truck, or rugged utility build. this box delivers strength and projection without eating up interior space.\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eRugged Build\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eConstructed from \u003cstrong\u003e1\/2 inch MDF\u003c\/strong\u003e for strength and stability under high output\u003c\/li\u003e\n\u003cli\u003eFully coated in \u003cstrong\u003eblack polyurea (bedliner-style spray)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eSpeaker Configuration\u003c\/h3\u003e\u003ch2\u003e4 × 6.5″ speaker cutouts\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e151 mm (5.94 in) diameter\u003c\/li\u003e\n\u003cli\u003eFits most standard and wide-basket pro audio mids\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003e2 × tweeter cutouts\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e77 mm (3.03 in) diameter\u003c\/li\u003e\n\u003cli\u003eSized for bullet and compression tweeters (up to ~3.25″ face)\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eChamfered Face Design\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFeatures \u003cstrong\u003e45° angled front edge cuts\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCleaner fit and finish than rounded pods\u003c\/li\u003e\n\u003cli\u003eEasier to upholster, wrap, or color-match in custom builds\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eApplication-Ready\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUniversal flat-back mounting for interior headliners, steel cage structures, or roof racks\u003c\/li\u003e\n\u003cli\u003eNo pre-drilled holes — installer determines mounting points\u003c\/li\u003e\n\u003cli\u003eMounting hardware not included (intended for custom fitment)\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eIdeal Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSPL and demo setups\u003c\/li\u003e\n\u003cli\u003eRoof-mounted systems in trucks, vans, and SUVs\u003c\/li\u003e\n\u003cli\u003eCustom show builds with exposed interiors\u003c\/li\u003e\n\u003cli\u003eAnywhere you want aggressive sound without sacrificing space\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch3\u003eSize \u0026amp; Weight\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDimensions: approx. \u003cstrong\u003e1016 × 203 × 190 mm\u003c\/strong\u003e (39.96 × 8.00 × 7.48 in)\u003c\/li\u003e\n\u003cli\u003e\n\u003ch2\u003eApproximate Weight\u003c\/h2\u003e\n\u003cstrong\u003e10.6 lbs - Empty\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e \u003c\/p\u003e\u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828388139053,"sku":"D4S-QUAD65-CHAMFER-BL","price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-universal-roof-mount-6-5-speaker-box-chamfered-4-6-5-tweeter-layout-bedliner-painted-finish-w_bd7112f3-a1f5-4d70-bddc-49dc99bf9b3c.jpg?v=1782676916"},{"product_id":"down4sound-universal-roof-mount-6-5-speaker-box-4-6-5-tweeter-layout-black-vinyl","title":"Down4Sound Universal ROOF-MOUNT 6.5\" Speaker Box - 4X6.5 + Tweeter Layout Black Vinyl Subwoofer Enclosure","description":"\u003cp\u003eThis Down4Sound Quad 6.5″ Overhead Speaker Pod is engineered for roof-mounted installations where output and clarity matter most. Designed to house four midrange drivers and two tweeters, it delivers sharp, forward-stage projection in demo vehicles, show trucks, and aggressive daily driver systems.\u003c\/p\u003e\u003cp\u003eIdeal for SPL-style headliner builds, this pod positions your mids and highs overhead to keep vocals clean, loud, and out of the way—maximizing both output and interior space.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eFeatures and Benefits\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eOverhead-Mount Design\u003c\/strong\u003e\u003cbr\u003e Intended for universal mounting to vehicle headliners, roll cages, or roof racks. Keeps your midrange and tweeters at ear level for full-cabin sound coverage.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQuad 6.5″ Midrange Speaker Cutouts\u003c\/strong\u003e\u003cbr\u003e Accommodates 4 × 6.5″ pro-audio drivers with oversized frames.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCutout diameter: 151 mm (5.94 in)\u003c\/li\u003e\n\u003cli\u003eCompatible with wide-basket 6.5″ mids including DOWN4SOUND HEXICONE\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eDual Tweeter Cutouts\u003c\/strong\u003e\u003cbr\u003e Includes 2 × center-positioned tweeter holes.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCutout diameter: 77 mm (3.03 in)\u003c\/li\u003e\n\u003cli\u003eIdeal for bullet and super tweeters up to 3.25 in mounting face diameter.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eRigid Enclosure Structure\u003c\/strong\u003e\u003cbr\u003e Available in vinyl-wrapped molded. Design to reduce panel flex and resonance under high-output use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eClean, Install-Ready Finish\u003c\/strong\u003e\u003cbr\u003e Standard version comes wrapped in black vinyl to blend into most interiors.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpace-Saving Layout\u003c\/strong\u003e\u003cbr\u003e Slim-profile design installs overhead to preserve door panels and cargo space while boosting soundstage performance.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Location\u003c\/td\u003e\n\u003ctd\u003eHeadliner \/ Roof Rack \/ Overhead\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeaker Openings\u003c\/td\u003e\n\u003ctd\u003e4 × 151 mm (5.94 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTweeter Openings\u003c\/td\u003e\n\u003ctd\u003e2 × 77 mm (3.03 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial Options\u003c\/td\u003e\n\u003ctd\u003eMolded enclosure with vinyl wrap or 15 mm MDF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure Dimensions\u003c\/td\u003e\n\u003ctd\u003e1016 mm × 203 mm × 190 mm (39.96 in × 8.00 in × 7.48 in)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSurface Finish\u003c\/td\u003e\n\u003ctd\u003eBlack vinyl (standard) or unfinished MDF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight Range\u003c\/td\u003e\n\u003ctd\u003e NA - BASED ON INSTALLATION.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hardware\u003c\/td\u003e\n\u003ctd\u003eNot included (universal bolt-on installation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003cp\u003eNote: All dimensions are measured before wrapping or coating. Final fitment may vary slightly based on finish thickness.\u003c\/p\u003e\u003chr\u003e\u003ch2\u003eIdeal Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSPL and demo builds\u003c\/li\u003e\n\u003cli\u003eShow trucks, SUVs, and custom interiors\u003c\/li\u003e\n\u003cli\u003ePro-audio headliner installs\u003c\/li\u003e\n\u003cli\u003eHigh-efficiency daily driver systems\u003c\/li\u003e\n\u003cli\u003eRoof rack-mounted speaker arrays\u003c\/li\u003e\n\u003c\/ul\u003e\u003chr\u003e\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cp\u003eProfessional installation recommended. Pod can be secured via screws, bolts, brackets, or steel strapping depending on vehicle and mount surface. Pre-drill mounting points as needed.\u003c\/p\u003e\u003cp\u003eSpeakers, tweeters, and wiring not included.\u003c\/p\u003e\u003chr\u003e\u003cp\u003e \u003c\/p\u003e\u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828388171821,"sku":"D4S-QUAD65-ROOF-BV","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-universal-roof-mount-6-5-speaker-box-4-6-5-tweeter-layout-black-vinyl-w_a4b6ddc7-88e0-4fb3-8acc-20cfba57f3f6.jpg?v=1782676911"},{"product_id":"down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-99-07-gm-chevy-extended-cab-2-5-inch-seat-lift-required","title":"Down4Sound PRO-FAB - Birch - 4X 8-INCH Ported Subwoofer Enclosure - 99-07 GM\/CHEVY Extended CAB - 2.5-INCH Seat Lift Required","description":"\u003cp\u003eTailored for the 1999-2007 GM\/Chevy Extended Cab, this Down4Sound PRO-FAB enclosure is designed for serious bass enthusiasts. Featuring four 8-inch subwoofer openings, it delivers precision-tuned bass output with a tuning frequency of 32.5 Hz. Crafted from premium birch wood and finished with a durable polyurethane bedliner, this enclosure is built to withstand high-performance demands. \u003cstrong\u003eA 2.5-inch seat lift is required\u003c\/strong\u003e for proper installation.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e1999-2007 GM\/Chevy Extended Cab (Under Seat, 2.5-Inch seat lift is required \u003cstrong\u003eBUT IS NOT INCLUDED\u003c\/strong\u003e)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eQuad 8-inch subwoofer openings\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for enhanced durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e55 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e9 1\/2 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e12 1\/2 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e14 3\/4 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003e1.29 cubic feet per side \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003ePort Area\u003c\/h2\u003e10.98 square inches each\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePort Depth\u003c\/h2\u003e12 1\/2 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e32.5 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eRecommended Subwoofer\u003c\/h2\u003eOptimized for Down4Sound DBz 8\" Subwoofers \u003cp\u003eThis enclosure is the perfect fit for upgrading your GM\/Chevy Extended Cab’s audio system, providing exceptional durability and bass performance for high-output setups.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e****ALL SALES ARE FINAL****\u003c\/p\u003e      \n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828391088173,"sku":"TD4S-PFB-GM9907-488SL","price":469.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-99-07-gm-chevy-extended-cab-2-5-inch-seat-lift-required-w_f1571649-d00e-4df8-ae37-670936565b99.jpg?v=1782676713"},{"product_id":"down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-19-gm-chevy-crew-cab-2-5-inch-seat-lift-required","title":"Down4Sound PRO-FAB - Birch - 4X 8-INCH Ported Subwoofer Enclosure - 19+ GM\/CHEVY Crew CAB - 2.5-INCH Seat Lift Required","description":"\u003cp\u003eDesigned for the 2019+ GM\/Chevy Crew Cab, this Down4Sound PRO-FAB enclosure is tailored for audio enthusiasts seeking deep, powerful bass. Featuring four 8-inch subwoofer openings, it is precision-tuned to 32.5 Hz to ensure excellent sound performance. Crafted from premium birch wood and coated with a polyurethane bedliner, this enclosure is built for durability and superior audio output. \u003cstrong\u003eA 2.5-inch seat lift is required\u003c\/strong\u003e for proper installation, making it ideal for high-performance audio systems.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e2019+ GM\/Chevy Crew Cab (Under Seat, 2.5-Inch seat lift is required \u003cstrong\u003eBUT IS NOT INCLUDED\u003c\/strong\u003e)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eQuad 8-inch subwoofer openings\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for enhanced durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e52 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e8 5\/16 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e13 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e14 3\/4 inches\u003c\/li\u003e \u003cli\u003e\u003cstrong\u003eSpeaker cutout diameter (Ø) : 191.41 mm - 7.54 in\u003c\/strong\u003e\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003e2.47 cubic feet \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003ePort Area\u003c\/h2\u003e10.98 square inches each\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePort Depth\u003c\/h2\u003e29 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e32.5 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eRecommended Subwoofer\u003c\/h2\u003eOptimized for Down4Sound DBz 8\" Subwoofers \u003cp\u003e \u003c\/p\u003e \u003cp\u003e****ALL SALES ARE FINAL****\u003c\/p\u003e      \n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828391219245,"sku":"TD4S-PFB-GM1924-488SL","price":439.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-19-gm-chevy-crew-cab-2-5-inch-seat-lift-required-w_b751baa1-2573-4056-bfd1-f3f39efb1116.jpg?v=1782676705"},{"product_id":"down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-19-gm-chevy-crew-cab-under-seat-no-lift","title":"Down4Sound PRO-FAB - Birch - 4X 8-INCH Ported Subwoofer Enclosure - 19+ GM\/CHEVY Crew CAB - Under Seat - NO Lift","description":"\u003cp\u003eEngineered for the 2019+ GM\/Chevy Crew Cab, the Down4Sound PRO-FAB enclosure is designed to deliver powerful and precise bass. With four 8-inch subwoofer openings, this enclosure fits seamlessly under the rear seat without the need for a seat lift. Crafted from premium birch wood and coated with a durable polyurethane bedliner, this enclosure combines durability and performance, making it the perfect addition to your vehicle’s audio system.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e2019+ GM\/Chevy Crew Cab (Under Seat, No Seat Lift Required)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eQuad 8-inch subwoofer openings\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for enhanced durability\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eOutside Dimensions:\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\u003cstrong\u003eSpeaker cutout diameter (Ø) : 191.41 mm - 7.54 in\u003c\/strong\u003e\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e52 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e11 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e7.5 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e13.75 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003e1.73 cubic feet \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003ePort Area (Each)\u003c\/h2\u003e10.98 square inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePort Depth\u003c\/h2\u003e27 11\/16 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e33.5 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eRecommended Subwoofer\u003c\/h2\u003eOptimized for Down4Sound DBz 8\" Subwoofers \u003cp\u003e \u003c\/p\u003e \u003cp\u003e****ALL SALES ARE FINAL****\u003c\/p\u003e    \n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392235053,"sku":"TD4S-PFB-GM1924-488NL","price":439.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-19-gm-chevy-crew-cab-under-seat-no-lift-w_615f5778-644c-4bc9-b024-d9c1ad5128fe.jpg?v=1782676709"},{"product_id":"down4sound-pro-fab-diy-10-single-10-inch-ported-subwoofer-enclosure","title":"Down4Sound PRO-FAB DIY 10 - Single 10-INCH Ported Subwoofer Enclosure","description":"\u003cp\u003eBuild your own high-performance subwoofer enclosure with the \u003cstrong\u003eDown4Sound PRO-FAB Birch Flat Pack Single 10\u003c\/strong\u003e, a DIY ported sub box designed for audio enthusiasts and DIY lovers. This flat pack includes pre-cut birch panels, precision-engineered to deliver incredible sound quality for a single 10-inch subwoofer. Featuring a ported design tuned to 32Hz, this enclosure ensures deep, resonant bass while allowing you to enjoy the satisfaction of assembling it yourself.\u003c\/p\u003e \u003cp\u003eCrafted from \u003cstrong\u003epremium birch wood\u003c\/strong\u003e, this flat pack ensures durability, superior acoustics, and a long-lasting build. With detailed instructions and all necessary components included, the PRO-FAB 10 flat pack makes it easy to create a professional-grade subwoofer enclosure in the comfort of your home.\u003c\/p\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eInternal Volume\u003c\/h2\u003e1.25 cubic feet\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e32Hz\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003eHigh-grade birch wood with a black bedliner finish (optional upon assembly)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eSubwoofer Cutout Diameter\u003c\/h2\u003e9 1\/8 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMounting Depth\u003c\/h2\u003e11.5 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eExternal Dimensions (L x W x H)\u003c\/h2\u003e19\" x 15.5\" x 13\"\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePower Handling\u003c\/h2\u003eRated for up to 3000W\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eDIY Flat Pack Design\u003c\/h2\u003ePre-cut panels make it easy to assemble your own subwoofer enclosure with professional results.\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePremium Birch Wood Construction\u003c\/h2\u003eProvides exceptional durability and enhanced acoustic performance compared to MDF.\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePorted for Deep Bass\u003c\/h2\u003ePrecision-tuned to 32Hz for powerful, resonant low-frequency response.\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePerfect for Budget Subwoofers\u003c\/h2\u003eCompatible with 10-inch subs like Sundown Audio up to the U Series. (Not suitable for larger or more powerful subs such as X or ZV5 Series.)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eCustomizable Finish\u003c\/h2\u003eAdd a personal touch with your preferred paint or coating to match your vehicle’s interior.\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392333357,"sku":"DIY-PFB-BIRCH-10P","price":159.99,"currency_code":"USD","in_stock":false}]},{"product_id":"down4sound-pro-fab-birch-flat-pack-dual-2-6-5-diy-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Flat Pack Dual 2 6.5 DIY Ported Subwoofer Enclosure Box","description":"\u003cp\u003eCreate your own high-performance subwoofer enclosure with the \u003cstrong\u003eDown4Sound PRO-FAB Birch Flat Pack Dual 6.5\u003c\/strong\u003e, a DIY ported sub box crafted for exceptional sound quality and custom car audio projects. Designed for dual 6.5-inch subwoofers, this kit features a precision-engineered ported design that delivers powerful, resonant bass. Made from durable birch wood, it combines strength and superior acoustics to ensure a premium listening experience.\u003c\/p\u003e \u003cp\u003eWith pre-cut pieces and easy-to-follow instructions, the Down4Sound PRO-FAB Birch Flat Pack makes building your subwoofer enclosure straightforward and rewarding. Whether you're a car audio enthusiast or just love hands-on projects, this flat pack offers everything you need to customize your sound system.\u003c\/p\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCustom Dimensions\u003c\/strong\u003e: Space-efficient design measuring \u003cstrong\u003e28\" Width x 13.5\" Depth x 8\" Height\u003c\/strong\u003e, ideal for compact installations.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering\u003c\/strong\u003e: Pre-cut birch wood panels ensure a perfect fit and easy assembly.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePorted Design\u003c\/strong\u003e: Tuned to \u003cstrong\u003e34 Hz\u003c\/strong\u003e for powerful, deep bass performance.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh Power Handling\u003c\/strong\u003e: Terminal rated for up to \u003cstrong\u003e2500W\u003c\/strong\u003e, perfect for high-output systems.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDual 6.5-Inch Compatibility\u003c\/strong\u003e: Accommodates two 6.5-inch subwoofers for a secure and optimized fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDIY Kit\u003c\/strong\u003e: Comes with all necessary pre-cut components and detailed instructions for a seamless assembly experience.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExternal Dimensions\u003c\/strong\u003e: 28\" Width x 13.5\" Depth x 8\" Height\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTuning Frequency\u003c\/strong\u003e: 34 Hz\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCutout Size\u003c\/strong\u003e: 6 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High-quality birch wood\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePower Handling\u003c\/strong\u003e: Terminal rated for 2500W\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAssembly Required\u003c\/strong\u003e: DIY kit with easy-to-follow instructions\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003e ALL SALES ARE FINAL \u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392366125,"sku":"DIY-PFB-BIRCH-265P","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-flat-pack-dual-2-6-5-diy-ported-subwoofer-enclosure-box-w_8601c077-ea41-45cd-8160-3061edb4b84c.jpg?v=1782676753"},{"product_id":"down4sound-pro-fab-diy-flat-pack-single-8-inch-ported-subwoofer-enclosure-kit","title":"Down4Sound PRO-FAB DIY Flat Pack - Single 8-INCH Ported Subwoofer Enclosure Kit","description":"\u003cp\u003eTake your DIY audio project to the next level with the Down4Sound PRO-FAB DIY Flat Pack, tailored for a single 8-inch subwoofer. This ported enclosure kit is precision-engineered to deliver deep, accurate bass and is crafted from premium materials for durability. With pre-cut panels and a straightforward assembly process, this enclosure is perfect for enthusiasts looking to build their own high-performance subwoofer box.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003eFits one 8-inch subwoofer\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003eHigh-quality construction for optimal sound performance\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDimensions\u003c\/h2\u003e11.5\" Depth x 24\" Width x 9.75\" Height\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e34 Hz\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eCutout Diameter\u003c\/h2\u003e7.36 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTerminal Rating\u003c\/h2\u003e1000W\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eInternal Volume\u003c\/h2\u003e1 cubic foot (after displacement)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eAssembly Required\u003c\/h2\u003eYes – DIY kit with pre-cut pieces and easy-to-follow instructions\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eIdeal For\u003c\/h2\u003eDIY builders looking to customize their sound system with a single 8-inch subwoofer enclosure\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003e \u003c\/h2\u003e \u003ch2\u003e***ALL SALES ARE FINAL***\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392529965,"sku":"DIY-PFB-188P","price":139.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-diy-flat-pack-single-8-inch-ported-subwoofer-enclosure-kit-w_6fca9ec4-2a21-4693-a755-2b1627868b84.jpg?v=1782676757"},{"product_id":"down4sound-pro-fab-birch-diy-flat-pack-quad-6-5-inch-ported-subwoofer-enclosure-kit","title":"Down4Sound PRO-FAB Birch DIY Flat Pack - Quad 6.5-INCH Ported Subwoofer Enclosure Kit","description":"\u003cp\u003eBuild a powerful bass experience with the Down4Sound PRO-FAB Birch DIY Flat Pack, designed for four 6.5-inch subwoofers. This quad 6.5-inch ported subwoofer enclosure kit is perfect for DIY enthusiasts looking to add serious low-end punch to their setup. Crafted from high-quality birch wood, this flat pack provides durability, enhanced acoustics, and a precision-tuned ported design. Assembly is straightforward with pre-cut panels, allowing you to bring your custom audio project to life.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003eFits four 6.5-inch subwoofers\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood for durability and rich sound quality\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDimensions\u003c\/h2\u003e16.5\" Depth x 37\" Width x 9\" Height\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e36 Hz\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eCutout Diameter\u003c\/h2\u003e6 inches per subwoofer\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTerminal Rating\u003c\/h2\u003e2500W\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eInternal Volume\u003c\/h2\u003e1.5 cubic feet (after displacement)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eAssembly Required\u003c\/h2\u003eYes – DIY kit with pre-cut pieces and detailed instructions included\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eIdeal For\u003c\/h2\u003eAudio enthusiasts wanting a customized, powerful bass solution\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392562733,"sku":"DIY-PFB-BIRCH-465P","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-diy-flat-pack-quad-6-5-inch-ported-subwoofer-enclosure-kit-w_fff3d52f-cf04-4496-8c24-f20bf3cf0364.jpg?v=1782676722"},{"product_id":"down4sound-pro-fab-birch-diy-flat-pack-dual-8-inch-ported-subwoofer-enclosure-kit","title":"Down4Sound PRO-FAB Birch DIY Flat Pack - Dual 8 -INCH Ported Subwoofer Enclosure Kit","description":"\u003cp\u003eDown4Sound PRO-FAB Birch Flat Pack Dual 8-Inch Ported Subwoofer Enclosure Box - DIY Kit with Precise Dimensions for Superior Bass\u003c\/p\u003e \u003cp\u003e Elevate your car audio game with the \u003cstrong\u003eDown4Sound PRO-FAB Birch Flat Pack Dual 8\u003c\/strong\u003e, a DIY ported subwoofer enclosure kit designed for maximum sound performance. This flat pack is precision-engineered to fit dual 8-inch subwoofers and features a ported design for deep, powerful bass. Constructed from durable birch wood, it offers exceptional strength, acoustics, and longevity. Whether you're a car audio enthusiast or a DIYer, this enclosure box is perfect for creating a custom, professional-grade sound system.\u003c\/p\u003e \u003ch2\u003eKey Features\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eCustom Dimensions\u003c\/strong\u003e: Compact yet spacious design measuring \u003cstrong\u003e24\" Width x 17\" Depth x 11.2\" Height\u003c\/strong\u003e, perfect for a variety of vehicle setups.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePrecision Engineering\u003c\/strong\u003e: Pre-cut birch wood pieces ensure an easy assembly process while maintaining structural integrity.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePorted Design\u003c\/strong\u003e: Tuned to \u003cstrong\u003e34 Hz\u003c\/strong\u003e for deep, resonant bass that enhances every beat.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eHigh Power Handling\u003c\/strong\u003e: Terminal rated for up to \u003cstrong\u003e2500W\u003c\/strong\u003e, accommodating high-performance subwoofers.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDual 8-Inch Compatibility\u003c\/strong\u003e: Designed specifically for two 8-inch subwoofers, offering a secure and snug fit.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eDIY Kit\u003c\/strong\u003e: Includes pre-cut pieces and detailed instructions, making it an ideal project for both professionals and beginners.\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eSpecifications\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eExternal Dimensions\u003c\/strong\u003e: 24\" Width x 17\" Depth x 11.2\" Height\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCutout Size\u003c\/strong\u003e: 6 inches\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eMaterial\u003c\/strong\u003e: High-quality birch wood\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eTuning Frequency\u003c\/strong\u003e: 34 Hz\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003ePower Handling\u003c\/strong\u003e: Terminal rated for 2500W\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eAssembly Required\u003c\/strong\u003e: DIY kit with detailed instructions provided\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cbr\u003e\u003cstrong\u003e****ALL SALES ARE FINAL****\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392628269,"sku":"DIY-PFB-BIRCH-28P","price":159.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-diy-flat-pack-dual-8-inch-ported-subwoofer-enclosure-kit-w_d800539a-b108-4b51-b8fd-39239c971937.jpg?v=1782676718"},{"product_id":"down4sound-pro-fab-birch-2x-8-inch-ported-subwoofer-enclosure-07-13-gm-chevy-crew-cab-no-lift","title":"Down4Sound PRO-FAB - Birch - 2X 8-INCH Ported Subwoofer Enclosure - 07-13 GM\/CHEVY Crew CAB - NO Lift","description":"\u003cp\u003eTailored for the 2007-2013 GM\/Chevy Crew Cab, this Down4Sound PRO-FAB enclosure delivers powerful, precise bass with dual 8-inch subwoofer openings. Designed to fit seamlessly under the rear seat without requiring a lift kit, it ensures easy installation while maintaining your truck’s interior space. Constructed from premium birch wood and coated with a polyurethane bedliner, this enclosure combines durability with superior audio performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e2007-2013 GM\/Chevy Crew Cab (Under Seat, No Lift Required)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eDual 8-inch subwoofer openings, optimized for Down4Sound DBz 8\" subwoofers\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for enhanced durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e54 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e9 1\/2 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e8 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e14 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003e0.98 cubic feet \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003ePort Area\u003c\/h2\u003e11.22 square inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003ePort Depth\u003c\/h2\u003e23 1\/2 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e33.66 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eThis expertly tuned enclosure enhances your vehicle’s audio system by delivering deep, rich bass for an immersive listening experience. Built with precision and quality, it’s the ideal upgrade for any audio enthusiast.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e****ALL SALES ARE FINAL****\u003c\/p\u003e      \n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392693805,"sku":"TD4S-PFB-GMT713-880SP","price":439.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-2x-8-inch-ported-subwoofer-enclosure-07-13-gm-chevy-crew-cab-no-lift-w_03967970-d02e-40ce-972f-5d2a0391b3d0.jpg?v=1782676687"},{"product_id":"down4sound-pro-fab-birch-2x-8-inch-ported-subwoofer-enclosure-19-24-gm-chevy-crew-cab-no-lift","title":"Down4Sound PRO-FAB - Birch - 2X 8-INCH Ported Subwoofer Enclosure - 19-24 GM\/CHEVY Crew CAB - NO Lift","description":"\u003cp\u003eTailored specifically for 2019-2024 GM\/Chevy Crew Cab models, the Down4Sound PRO-FAB enclosure is designed to provide precise, impactful bass without requiring a seat lift. Featuring dual 8-inch subwoofer openings, this enclosure is crafted from premium birch wood and coated with a durable polyurethane bedliner to ensure longevity and performance. With its precision tuning and optimized port design, this enclosure guarantees exceptional sound quality and reliability.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e2019-2024 GM\/Chevy Crew Cab (Under Seat, No Seat Lift Required)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eDual 8-inch subwoofer openings\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for added durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e52 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e11 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e7.5 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e13 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003e1.795 cubic feet\u003cbr\u003e\u003cstrong\u003eSubwoofer Cutout: 7.5 Inch\u003c\/strong\u003e \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eArea\u003c\/h2\u003e10.98 square inches per port\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e27 11\/16 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e33.5 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eRecommended Subwoofer\u003c\/h2\u003eOptimized for Down4Sound DBz 8\" Subwoofers \u003cp\u003e \u003c\/p\u003e \u003cp\u003e****ALL SALES ARE FINAL****\u003c\/p\u003e      \n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392726573,"sku":"TD4S-PFB-GMT1924-880SP","price":439.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-2x-8-inch-ported-subwoofer-enclosure-19-24-gm-chevy-crew-cab-no-lift-w_9b7b6479-dd80-4204-bfc9-005b1112053c.jpg?v=1782676692"},{"product_id":"down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-07-13-chevy-gm-crew-cab-2-5-inch-seat-lift-required","title":"Down4Sound PRO-FAB - Birch - 4X 8-INCH Ported Subwoofer Enclosure - 07-13 CHEVY\/GM Crew CAB - 2.5-INCH Seat Lift Required","description":"\u003cp\u003eDesigned specifically for 2007-2013 Chevy\/GM Crew Cab trucks, the Down4Sound PRO-FAB (Quad) enclosure is engineered to deliver ground-shaking bass. With four 8-inch subwoofer openings, this ported enclosure is built from premium birch wood and coated with a polyurethane bedliner for enhanced durability. Featuring a square air port design, it’s precision-tuned for powerful and accurate bass performance. This enclosure fits seamlessly under the seat but \u003cstrong\u003erequires a 2.5-inch seat lift\u003c\/strong\u003e for proper installation. \u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e2007-2013 Chevy\/GM Crew Cab (Under Seat, 2.5-Inch Seat lift is required\u003cstrong\u003e BUT IS NOT INCLUDED\u003c\/strong\u003e)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eQuad 8-inch subwoofer openings\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for extra durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e54 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e12.5 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e11 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e14.75 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003e1.795 cubic feet\u003cbr\u003e\u003cstrong\u003eSubwoofer Cutout: 7.32 inch\u003c\/strong\u003e  \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eType: \u003c\/strong\u003eSquare air ports - DRIVERS \u0026amp; PASSENGER SIDE - 2 PORTS TOTAL\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eInner Surface Area\u003c\/h2\u003e12.18 square inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e9.91 inches (including cabinet thickness)\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e40.06 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eRecommended Subwoofer\u003c\/h2\u003e Down4Sound DBz 8\" Subwoofers \u003cp\u003e \u003c\/p\u003e \u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828392759341,"sku":"TD4S-PFB-GMT713-480SP","price":439.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-4x-8-inch-ported-subwoofer-enclosure-07-13-chevy-gm-crew-cab-2-5-inch-seat-lift-required-w_6896d50a-678d-40d4-abb7-8a1ab99d40b7.jpg?v=1782676700"},{"product_id":"down4sound-pro-fab-birch-4x-6-5-inch-ported-subwoofer-enclosure-99-07-chevy-gmc-crew-cab-behind-seat","title":"Down4Sound PRO-FAB - Birch - 4X 6.5-INCH Ported Subwoofer Enclosure - 99-07 CHEVY\/GMC Crew CAB - Behind Seat","description":"\u003cp\u003eDesigned specifically for 1999-2007 Chevy\/GMC Crew Cab trucks, the Down4Sound PRO-FAB (Quad) enclosure is built to deliver exceptional bass performance. With four 6.5-inch subwoofer openings, this ported enclosure fits perfectly \u003cstrong\u003ebehind the rear seat\u003c\/strong\u003e, maximizing space while providing powerful and accurate bass output. Constructed from premium birch wood and coated with a durable polyurethane bedliner, this enclosure is built to last and handle high-performance demands.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eCompatibility\u003c\/h2\u003e1999-2007 Chevy\/GMC Crew Cab (Behind the Rear Seat)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eConfiguration\u003c\/h2\u003eQuad 6.5-inch subwoofer openings\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eMaterial\u003c\/h2\u003ePremium birch wood with polyurethane bedliner coating for extra durability\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eWidth\u003c\/h2\u003e56 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eFront Height\u003c\/h2\u003e22 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eRear Height\u003c\/h2\u003e22 inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e8 inches\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eNet Airspace (After Displacements)\u003c\/h2\u003eInternal volume provided in spec.\u003cbr\u003e\u003cstrong\u003eSubwoofer Cutout: 5.51 Inch\u003c\/strong\u003e \u003ch2\u003ePort Information\u003c\/h2\u003e \u003cul\u003e \u003cli\u003e\n\u003ch2\u003eType\u003c\/h2\u003e 1 x Square port\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eInner Surface Area\u003c\/h2\u003e12.18 square inches\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eDepth\u003c\/h2\u003e9.64 inches (including cabinet thickness)\u003c\/li\u003e \u003cli\u003e\n\u003ch2\u003eTuning Frequency\u003c\/h2\u003e34.38 Hz\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eRecommended Subwoofer\u003c\/h2\u003e  MADE FOR MOST 6.5\" Subwoofers \u003ch2\u003e \u003c\/h2\u003e \u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828393054253,"sku":"TD4S-PFB-GMT713-465SP","price":469.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-4x-6-5-inch-ported-subwoofer-enclosure-99-07-chevy-gmc-crew-cab-behind-seat-w_c1e29b40-a652-4c8e-a7e6-7f2a95cb313a.jpg?v=1782676696"},{"product_id":"down4sound-pro-fab-birch-flat-pack-1-15-1-15-sub-box-diy-single-15-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Flat Pack 1 15 1 15 SUB Box DIY Single 15-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003e Down4sound 1 - 15 ported Flat Pack 15 ported subwoofer box - DIY single 15 ported subwoofer enclosure.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e3.55 Cube\u003c\/li\u003e\n\u003cli\u003eSingle 15\" Enclosure\u003c\/li\u003e\n\u003cli\u003e32Hz Tuning\u003c\/li\u003e\n\u003cli\u003e.75\" \u003c\/li\u003e\n\u003cli\u003eBirchwood Natural finish.\u003c\/li\u003e\n\u003cli\u003eSubwoofer cutout - 13.75\"\u003c\/li\u003e\n\u003cli\u003eMounting Depth -14\"\u003c\/li\u003e\n\u003cli\u003e30 in W x 20 Depth x 16. 25 in H\u003c\/li\u003e\n\u003cli\u003e ****ALL SALES ARE FINAL****\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828405702701,"sku":"DIY-FLATPACK-1-15BP","price":169.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-flat-pack-1-15-1-15-sub-box-diy-single-15-inch-ported-subwoofer-enclosure-box-w_2224d625-e82b-438b-ad84-e92c8e8ba540.jpg?v=1782676731"},{"product_id":"down4sound-pro-fab-birch-dual-flat-pack-10-2-10-sub-box-diy-10-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Dual Flat Pack 10 2 10 SUB Box DIY 10-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eAre you in the market for a top-quality ported 10 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and convenience when assembling your own subwoofer enclosure kit.\u003c\/p\u003e\u003cp\u003eCrafted from high-quality materials, our 10 inch sub box flat pack includes ALMOST everything you need to build a durable and long-lasting subwoofer enclosure kit, all without breaking the bank. The flat pack design makes it easy to assemble and customize your sub box to your exact specifications, so you can enjoy the perfect sound quality every time you hit the road.\u003c\/p\u003e\u003cp\u003eWhether you're a DIY enthusiast or a professional installer, our flat pack sub box is the perfect solution for upgrading your car audio system. With its superior design and easy-to-use components, you'll be amazed at how easy it is to achieve outstanding sound quality and deep, rich bass.\u003c\/p\u003e\u003cp\u003eSo why wait? Order your DIY PROFAB 10 inch sub box flat pack today and experience the ultimate in convenience and performance. Our subwoofer enclosure kit is designed to meet your every need, with a customizable design and premium components that are built to last. Don't settle for anything less than the best - upgrade your car audio system with our flat pack sub box today!\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e.75\" MDF\u003c\/li\u003e\n\u003cli\u003eSubwoofer cutout - 9 1\/8\"\u003c\/li\u003e\n\u003cli\u003eMounting Depth - 11\"\u003c\/li\u003e\n\u003cli\u003e32Hz Tuning\u003c\/li\u003e\n\u003cli\u003e2.71 ft3 gross volume\u003c\/li\u003e\n\u003cli\u003e29.4 in2 of port\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSUBWOOFER BOX DIMENSIONS\u003cbr\u003eL x W x H: 29\" x 16 x 13.2\" (inches)\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cul\u003e\u003cli\u003eall the pieces to build a box, except terminal, glue, and screws\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003e ****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828406652973,"sku":"DIY-FLATPACK-2-10BP","price":159.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-dual-flat-pack-10-2-10-sub-box-diy-10-inch-ported-subwoofer-enclosure-box-w_371d4882-9f34-4164-bc59-88488fc227a0.jpg?v=1782676727"},{"product_id":"down4sound-pro-fab-birch-flat-pack-2-15-2-15-sub-box-diy-dual-15-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Flat Pack 2 15 2 15 SUB Box DIY Dual 15-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eAre you in the market for a top-quality from birch wood ported 2 15 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and convenience when assembling your own subwoofer enclosure kit.\u003c\/p\u003e \u003cp\u003eCrafted from high-quality materials, our dual 15 inch sub box flat pack includes ALMOST everything you need to build a durable and long-lasting subwoofer enclosure kit, all without breaking the bank. The flat pack design makes it easy to assemble and customize your sub box to your exact specifications, so you can enjoy the perfect sound quality every time you hit the road.\u003c\/p\u003e \u003cp\u003eWhether you're a DIY enthusiast or a professional installer, our flat pack sub box is the perfect solution for upgrading your car audio system. With its superior design and easy-to-use components, you'll be amazed at how easy it is to achieve outstanding sound quality and deep, rich bass.\u003c\/p\u003e \u003cp\u003eSo why wait? Order your DIY PROFAB 2 15 inch sub box flat pack today and experience the ultimate in convenience and performance. Our subwoofer enclosure kit is designed to meet your every need, with a customizable design and premium components that are built to last. Don't settle for anything less than the best - upgrade your car audio system with our flat pack sub box today!\u003c\/p\u003e \u003cp\u003eOther Specifications on the 2 - 15 Flatpack Subwoofer Kit:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWxHxD: 40 inches x 18.75 inches x 24.5 inches\u003c\/li\u003e \u003cli\u003e6.58 cubes after displacement \u003c\/li\u003e \u003cli\u003eTuning Frequency: 31 hz\u003c\/li\u003e \u003cli\u003ePort Size WxHxD: 5.5 x 16.5 x 31.5 inches\u003c\/li\u003e \u003cli\u003eCutout is 13.88\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003ch3\u003e ****ALL SALES ARE FINAL****\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828408094765,"sku":"DIY-FLATPACK-2-15BP","price":279.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-flat-pack-2-15-2-15-sub-box-diy-dual-15-inch-ported-subwoofer-enclosure-box-w_1dabae19-4de1-4b25-8e11-9f5abb88d92e.jpg?v=1782676749"},{"product_id":"down4sound-pro-fab-birch-flat-pack-2-12-2-12-sub-box-diy-dual-12-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Flat Pack 2 12 2 12 SUB Box DIY Dual 12-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eAre you in the market for a top-quality from birch wood ported 2 12 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and convenience when assembling your own subwoofer enclosure kit.\u003c\/p\u003e\u003cp\u003eCrafted from high-quality materials, our dual 12 inch sub box flat pack includes ALMOST everything you need to build a durable and long-lasting subwoofer enclosure kit, all without breaking the bank. The flat pack design makes it easy to assemble and customize your sub box to your exact specifications, so you can enjoy the perfect sound quality every time you hit the road.\u003c\/p\u003e\u003cp\u003eWhether you're a DIY enthusiast or a professional installer, our flat pack sub box is the perfect solution for upgrading your car audio system. With its superior design and easy-to-use components, you'll be amazed at how easy it is to achieve outstanding sound quality and deep, rich bass.\u003c\/p\u003e\u003cp\u003eSo why wait? Order your DIY PROFAB 2 12 inch sub box flat pack today and experience the ultimate in convenience and performance. Our subwoofer enclosure kit is designed to meet your every need, with a customizable design and premium components that are built to last. Don't settle for anything less than the best - upgrade your car audio system with our flat pack sub box today!\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e4.0 Cube Dual 12\" Enclosure\u003c\/li\u003e\n\u003cli\u003eSubwoofer cutout - 11 1\/16\"\u003c\/li\u003e\n\u003cli\u003e.75\" Birch Wood\u003c\/li\u003e\n\u003cli\u003e31Hz Tuning\u003c\/li\u003e\n\u003cli\u003eMounting Depth- 15\"\u003c\/li\u003e\n\u003cli\u003ePlastic terminal Cup\u003c\/li\u003e\n\u003cli\u003ePlastic Bag\u003c\/li\u003e\n\u003cli\u003eFoam Corners\u003c\/li\u003e\n\u003cli\u003eDouble Wall Shipping Box \u003c\/li\u003e\n\u003cli\u003eGood for up to 3000w Rated Power (Any higher power than this and we highly recommend you get one of our custom hand built heavy duty enclosures)\u003c\/li\u003e\n\u003cli\u003eDesigned by Bassahaulic Productions \u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDown4sound DIY FLATPACK Profab 2-12 SUBWOOFER BOX DIMENSIONS\u003cbr\u003eL x W x H: 32.5 x 20 x 15.25 INCH\u003c\/p\u003e\u003cul\u003e\u003cli\u003eall the pieces to build a box, except terminal, glue, and screws\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e ****ALL SALES ARE FINAL****\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828408127533,"sku":"DIY-FLATPACK-2-12BP","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-flat-pack-2-12-2-12-sub-box-diy-dual-12-inch-ported-subwoofer-enclosure-box-w_35953973-68b2-48dd-bd18-e67811049400.jpg?v=1782676744"},{"product_id":"down4sound-pro-fab-birch-flat-pack-12-1-12-sub-box-diy-12-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Flat Pack 12 1 12 SUB Box DIY 12-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eAre you in the market for a top-quality from birch wood ported 12 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and convenience when assembling your own subwoofer enclosure kit.\u003c\/p\u003e \u003cp\u003eCrafted from high-quality materials, our 12 inch sub box flat pack includes ALMOST everything you need to build a durable and long-lasting subwoofer enclosure kit, all without breaking the bank. The flat pack design makes it easy to assemble and customize your sub box to your exact specifications, so you can enjoy the perfect sound quality every time you hit the road.\u003c\/p\u003e \u003cp\u003eWhether you're a DIY enthusiast or a professional installer, our flat pack sub box is the perfect solution for upgrading your car audio system. With its superior design and easy-to-use components, you'll be amazed at how easy it is to achieve outstanding sound quality and deep, rich bass.\u003c\/p\u003e \u003cp\u003eSo why wait? Order your DIY PROFAB 12  inch sub box flat pack today and experience the ultimate in convenience and performance. Our subwoofer enclosure kit is designed to meet your every need, with a customizable design and premium components that are built to last. Don't settle for anything less than the best - upgrade your car audio system with our flat pack sub box today!\u003c\/p\u003e \u003cul\u003e \u003cli\u003e2.0 Cube\u003c\/li\u003e \u003cli\u003eSingle 12\" Enclosure\u003c\/li\u003e \u003cli\u003e.75\" BIRCH WOOD\u003c\/li\u003e \u003cli\u003e32Hz Tuning\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 11 1\/16\"\u003c\/li\u003e \u003cli\u003eMounting Depth - 12.5\"\u003c\/li\u003e \u003cli\u003eGRADE 8 terminal Cup\u003c\/li\u003e \u003cli\u003e2.4ft3 GROSS VOLUME\u003c\/li\u003e \u003cli\u003e25.6in2 PORT AREA\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e SUBWOOFER BOX DIMENSIONS\u003c\/p\u003e \u003ch3\u003eL x W x H: 22.5 x 17 x 15 INCH\u003c\/h3\u003e \u003cp\u003e \u003c\/p\u003e \u003cul\u003e \u003cli\u003eall the pieces to build a box, except terminal, glue, and screws\u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e ****ALL SALES ARE FINAL****\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828408160301,"sku":"DIY-FLATPACK-1-12BP","price":139.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-flat-pack-12-1-12-sub-box-diy-12-inch-ported-subwoofer-enclosure-box-w_3ebf7b17-669d-49a5-a9de-cd476b9c389f.jpg?v=1782676740"},{"product_id":"down4sound-pro-fab-birch-flat-pack-10-1-10-sub-box-diy-10-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB Birch Flat Pack 10 1 10 SUB Box DIY 10-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eAre you in the market for a top-quality ported 10 inch sub box flat pack? Look no further than our flat pack sub box, designed to give you the ultimate in flexibility and convenience when assembling your own subwoofer enclosure kit.\u003c\/p\u003e\u003cp\u003eCrafted from high-quality materials, our 10 inch sub box flat pack includes ALMOST everything you need to build a durable and long-lasting subwoofer enclosure kit, all without breaking the bank. The flat pack design makes it easy to assemble and customize your sub box to your exact specifications, so you can enjoy the perfect sound quality every time you hit the road.\u003c\/p\u003e\u003cp\u003eWhether you're a DIY enthusiast or a professional installer, our flat pack sub box is the perfect solution for upgrading your car audio system. With its superior design and easy-to-use components, you'll be amazed at how easy it is to achieve outstanding sound quality and deep, rich bass.\u003c\/p\u003e\u003cp\u003eSo why wait? Order your DIY PROFAB 10 inch sub box flat pack today and experience the ultimate in convenience and performance. Our subwoofer enclosure kit is designed to meet your every need, with a customizable design and premium components that are built to last. Don't settle for anything less than the best - upgrade your car audio system with our flat pack sub box today!\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e1.25 Cube Single 10\" Enclosure\u003c\/li\u003e\n\u003cli\u003e32Hz Tuning\u003c\/li\u003e\n\u003cli\u003e.75\" MDF\u003c\/li\u003e\n\u003cli\u003eSubwoofer cutout - 9 1\/8\"\u003c\/li\u003e\n\u003cli\u003eMounting Depth -11.5\"\u003c\/li\u003e\n\u003cli\u003e21 width x 13 height x 15.75 length (INCH) \u003c\/li\u003e\n\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eall the pieces to build a box, except terminal, glue, and screws\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003e ****ALL SALES ARE FINAL****\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828408193069,"sku":"DIY-FLATPACK-1-10BP","price":129.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-birch-flat-pack-10-1-10-sub-box-diy-10-inch-ported-subwoofer-enclosure-box-w_5c491b85-172b-4916-88cd-54fecc7062a2.jpg?v=1782676736"},{"product_id":"down4sound-pro-fab-hd3-15-1-15-sub-box-single-15-inch-hd-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB HD3 15 1 15 SUB Box Single 15-INCH HD Ported Subwoofer Enclosure Box","description":"\u003cp\u003eHigh performance and extreme sound, that's what you can expect from Down4sound's \"PRO-FAB HD3\" Single 15 Inch Ported Subwoofer HD Birch Enclosure. With a THICK triple baffle design, this enclosure has been specially crafted to handle the planet’s biggest and baddest 15 inch subwoofers and all the power they come with. If you are looking for a lightweight but extra strong solution that drives great sound quality for your in-car audio system - then look no further! The PRO-FAB HD3 enclosure is perfect for all automotive sound enthusiasts who want to be on the DEEP BASS every time. Finished with a kerf port for a smooth look and amazing acoustic experience, this enclosure has been engineered to kick it up a notch when it comes to sounding loud and true! \u003c\/p\u003e\u003cp\u003eSingle 15 HD3 SUB BOX ENCLOSURE SIZE:\u003c\/p\u003e\u003cp\u003eOutside Dimensions:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWidth: 36 ½\"\u003c\/li\u003e\n\u003cli\u003eHeight: 16 ½\"\u003c\/li\u003e\n\u003cli\u003eDepth: 29\"\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eVOL-Net size, after displacements, 4.55 Cubes\u003c\/p\u003e\u003cp\u003ePort size.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWidth: 5¼\"\u003c\/li\u003e\n\u003cli\u003eHeight: 16 ¼\"\u003c\/li\u003e\n\u003cli\u003eDepth: 29\"\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eTuning frequency based off actual port: 32Hz\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003cp\u003eCUTOUT Hole Size:13.09 inch\u003c\/p\u003e\u003cp\u003eFits Sundown Audio X, Z series subwoofers. triple layer is on baffle,  thick double layer on all the rest.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch2\u003eALL SALES ARE FINAL\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828408225837,"sku":"HD3-1-15KP","price":689.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-hd3-15-1-15-sub-box-single-15-inch-hd-ported-subwoofer-enclosure-box-w_653a4ab6-76a0-4b64-8813-e4dec08055f9.jpg?v=1782676766"},{"product_id":"down4sound-pro-fab-hd3-2-12-sub-box-dual-hd-12-inch-kerf-port-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB HD3- 2 12 SUB Box Dual HD 12-INCH Kerf Port Subwoofer Enclosure Box","description":"\u003cp\u003eAre you craving high-performance audio and extreme sound quality? Look no further than Down4sound's PRO-FAB HD3 Dual 12 Inch Ported Subwoofer HD Birch Enclosure. Designed to deliver unmatched power and precision, this enclosure is built to handle the biggest and baddest 12-inch subwoofers with ease.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eUnleash the Power: With its THICK triple (3-layer) baffle design, the PRO-FAB HD3 is engineered to handle the immense power that comes with large subwoofers. Experience mind-blowing bass and crystal-clear sound like never before.\u003c\/li\u003e \u003cli\u003eLightweight and Durable: This enclosure offers the perfect balance between lightweight construction and extra strength. Its innovative design ensures a powerful and dynamic audio experience without compromising on durability.\u003c\/li\u003e \u003cli\u003eEngineered for Deep Bass: The PRO-FAB HD3 is the ultimate choice for automotive sound enthusiasts who crave deep bass with every beat. Take your in-car audio system to the next level and feel the music reverberate through your entire being.\u003c\/li\u003e \u003cli\u003eSleek and Acoustically Superior: Finished with a kerf port for a smooth appearance and incredible acoustic performance, this enclosure is the epitome of style and substance. It has been meticulously engineered to deliver loud and true sound.\u003c\/li\u003e \u003cli\u003eBuilt for Audiophiles: If you're a true audiophile, the PRO-FAB HD3 is your dream come true. Immerse yourself in an audio journey like never before, and hear your music in all its glory.\u003c\/li\u003e \u003cli\u003eElevate Your Audio Experience: Say goodbye to average sound quality and upgrade to the PRO-FAB HD3 Dual 12 Inch Ported Subwoofer HD Birch Enclosure. Let the music speak for itself and elevate your in-car audio to new heights.\u003c\/li\u003e \u003cli\u003eGet ready to rock your ride with extreme sound – get the PRO-FAB HD3 today and make every drive a musical adventure!\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003eDUAL (2) 12 HD3 SUB BOX ENCLOSURE technical information:\u003c\/h2\u003e \u003ch2\u003eOutside Dimensions\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eWidth: 37\"\u003c\/li\u003e \u003cli\u003eHeight: 17\"\u003c\/li\u003e \u003cli\u003eDepth: 29\"\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eVOL-Net size, after displacements, 4.96 Cubes\u003c\/p\u003e \u003cp\u003ePort size.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWidth: 5 ½\"\u003c\/li\u003e \u003cli\u003eHeight: 14\"\u003c\/li\u003e \u003cli\u003eDepth: 23 ½\"\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eTuning frequency based off actual port: 32Hz\u003c\/p\u003e \u003cp\u003eCUTOUT Hole Size: 11.09 inch\u003c\/p\u003e \u003cp\u003eFits Sundown Audio X, Z series subwoofers. triple layer is on baffle,  thick double layer on all the rest\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003ch2\u003eALL SALES ARE FINAL\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828409110573,"sku":"HD3-2-12KP","price":769.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-hd3-2-12-sub-box-dual-hd-12-inch-kerf-port-subwoofer-enclosure-box-w_3e6d72d2-c617-4132-b386-4fcf4b1ff497.jpg?v=1782676770"},{"product_id":"down4sound-pro-fab-hd3-12-1-12-sub-box-single-hd-12-inch-kerf-port-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB HD3 12 1 12 SUB Box Single HD 12-INCH Kerf Port Subwoofer Enclosure Box","description":"\u003cp\u003eHigh performance and extreme sound, that's what you can expect from Down4sound's \"PRO-FAB HD3\" Single 12 Inch Ported Subwoofer HD Birch Enclosure. With a THICK triple baffle design, this enclosure has been specially crafted to handle the planet’s biggest and baddest 12 inch subwoofers and all the power they come with. If you are looking for a lightweight but extra strong solution that drives great sound quality for your in-car audio system - then look no further! The PRO-FAB HD3 enclosure is perfect for all automotive sound enthusiasts who want to be on the DEEP BASS every time. Finished with a kerf port for a smooth look and amazing acoustic experience, this enclosure has been engineered to kick it up a notch when it comes to sounding loud and true! \u003c\/p\u003e \u003cp\u003eSINGLE 12 HD3 SIZE:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWidth: 27 ½\"\u003c\/li\u003e \u003cli\u003eHeight: 16 ½\"\u003c\/li\u003e \u003cli\u003eDepth: 23\"\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eVOL-Net size, after displacements, 2.52 Cubes\u003c\/p\u003e \u003cp\u003eSINGLE 12 HD3 Port size.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWidth: 2 ¾\"\u003c\/li\u003e \u003cli\u003eHeight: 13 ½\"\u003c\/li\u003e \u003cli\u003eDepth: 22\"\u003c\/li\u003e \u003cli\u003eTuning frequency based off actual port: 31.5Hz\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eCUTOUT hole size: 11.09 inch\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eFits Sundown Audio X, Z series subwoofers. triple layer is on baffle,  thick double layer on all the rest\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003ch2\u003eALL SALES ARE FINAL\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828409143341,"sku":"HD3-1-12KP","price":529.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-hd3-12-1-12-sub-box-single-hd-12-inch-kerf-port-subwoofer-enclosure-box-w_8f18686a-3a73-4e33-8c16-5fc46f2fbc0c.jpg?v=1782676761"},{"product_id":"down4sound-pro-fab-v2-2-12-2-12-sub-box-dual-12-inch-kerf-port-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB V2 2 12 2 12 SUB Box Dual 12-INCH Kerf Port Subwoofer Enclosure Box","description":"\u003cp\u003eEnhance Your Car Audio System with the PROFAB V2 KERF PORT Subwoofer Enclosure\u003c\/p\u003e\u003cp\u003eDiscover the ultimate addition to elevate your car audio system's sound quality – the Dual 12 Inch KERF-Port Sub Box Enclosure, designed by Down4sound PRO-FAB V2 KERF 2-12. Crafted with precision and ingenuity, this subwoofer enclosure is optimized for outstanding bass performance.\u003c\/p\u003e\u003cp\u003eExperience Refined Bass: The KERF port featured in our enclosure ensures efficient sound wave dispersion, resulting in a refined and accurate bass experience. Say goodbye to muddy and distorted sound, and embrace crystal-clear audio.\u003c\/p\u003e\u003cp\u003eBuilt for Durability: Constructed with high-quality birch wood and a double baffled design, this enclosure minimizes vibrations and delivers an enhanced sound experience. It can handle up to 45 pounds per subwoofer, making it perfect for even the most robust subwoofers.\u003c\/p\u003e\u003cp\u003eRobust Protection: The PROFAB BOX boasts a thick poly-armor coating, providing extra strength and protection for long-lasting performance. Our square terminal, crafted from ABS plastic and grade 8 connection hardware, guarantees a secure and reliable connection for your subwoofers.\u003c\/p\u003e\u003cp\u003eUnmatched Versatility: Our subwoofer enclosure is fully customizable to suit your car audio system's unique requirements. Easily sand or widen the hole cutout to match your subwoofer's specifications. Its sleek and stylish design allows for effortless installation and removal, offering the flexibility to switch between subwoofers as needed.\u003c\/p\u003e\u003cp\u003eAll-Weather Endurance: Designed to withstand extreme weather conditions and temperature changes, this enclosure is the ideal choice for any vehicle. Enjoy your music wherever you go, without worrying about environmental challenges.\u003c\/p\u003e\u003cp\u003eUpgrade Your Audio Experience: Elevate your car audio system's sound quality with the PROFAB V2 KERF PORT subwoofer enclosure. Unleash powerful bass and immerse yourself in an audio adventure like never before.\u003c\/p\u003e\u003cp\u003eUnlock the full potential of your car audio system – get the Dual 12 Inch KERF-Port Sub Box Enclosure now!\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eTuned to 32Hz\u003c\/li\u003e\n\u003cli\u003eHOLE CUTOUT: 10 7\/8 INCHES\u003c\/li\u003e\n\u003cli\u003efits \u003cstrong\u003emost\u003c\/strong\u003e subwoofer cutouts\u003c\/li\u003e\n\u003cli\u003eDimensions : L x W x H: 34.5\" x 20\" x 16\"\u003c\/li\u003e\n\u003cli\u003e4.0 Cube Dual 12\" Enclosure: TOTAL\u003c\/li\u003e\n\u003cli\u003eNet size, after displacements: 3.73 Cubes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003e WILL NOT WORK FOR SUNDOWN X, ZV , NS OR TEAM SERIES SUBS. The cutout is to small, the airspace is to small and the box is not heavy duty enough for those monstrous \/ ultra powerful subwoofers.\u003c\/em\u003e\u003c\/p\u003e\u003ch3\u003e ****ALL SALES ARE FINAL****\u003c\/h3\u003e\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828413632557,"sku":"DUAL- BB-Kerf 12 Team D4S BOX","price":329.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-v2-2-12-2-12-sub-box-dual-12-inch-kerf-port-subwoofer-enclosure-box-w_8bcfc8b4-ce18-46a9-a2ae-0c434f4d3b3c.jpg?v=1782676779"},{"product_id":"down4sound-pro-fab-v2-12-1-12-sub-box-single-12-inch-kerf-port-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB V2 12 1 12 SUB Box Single 12-INCH Kerf Port Subwoofer Enclosure Box","description":"\u003cp\u003eNEW v2 Prefab aka PROFAB single 12 kerf ported sub box enclosure is made from top-of-the-line materials that are designed to withstand even the most intense vibrations and frequencies. The birch wood construction and double baffling ensure that your subwoofer is mounted securely and safely, while the thick 4x poly-armor coating adds an extra layer of protection against scratches, dings, and other types of damage.\u003c\/p\u003e\u003cp\u003eUpgraded terminal cup, Unmatched Power and Performance With a maximum pure power rating of 2,500 watts, our PROFAB V2 KERF PORT subwoofer enclosure is capable of delivering some serious bass. Whether you're listening to music, demoing, or just on a long drive jamming, our subwoofer enclosure will provide you with the deep, rich sound that you've been missing. Version 2's Terminal Cup is square and is made from strong ABS plastic and grade 8 nuts and bolts, so you can be sure that your subwoofer is securely attached to the enclosure at all times.\u003c\/p\u003e\u003cp\u003ePerfect Fit for Most Subwoofers Our KERF ported box is designed to handle most beginner through intermediate subwoofers up to 45 pounds each with no problems, including the Sundown subwoofers up to the U series. However, some subs may require sanding or widening of the hole cutout to fit, so be sure to check the measurements of your sub and the hole cutout before making a purchase.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eL x W x H: 22.5 x 17 x 15 INCHES\u003c\/li\u003e\n\u003cli\u003eHole Cut Out: 10 7\/8\"\u003c\/li\u003e\n\u003cli\u003eTuning frequency based off actual port: 32.75Hz\u003c\/li\u003e\n\u003cli\u003eNet size, after displacements, 1.82 Cubes\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWILL NOT WORK FOR SUNDOWN X, ZV , NS OR TEAM SERIES SUBS. The cutout is to small, the airspace is to small and the box is not heavy duty enough for those monstrous \/ ultra powerful subwoofers.\u003c\/p\u003e\u003cp\u003e \u003c\/p\u003e\u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828415238189,"sku":"Single- BB-Kerf 12 Team D4S BOX","price":219.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-v2-12-1-12-sub-box-single-12-inch-kerf-port-subwoofer-enclosure-box-w_f8a80ae1-a387-48bb-89c5-1ad35d4aaf4e.jpg?v=1782676775"},{"product_id":"2-15-inch-diy-subwoofer-box-flatpack-kit","title":"Down4Sound 2 - 15 Inch DIY Subwoofer Box Flatpack Kit Subwoofer Enclosure","description":"\u003cp\u003ePrecut for 2 - 15 inch subwoofers ported subwoofer enclosure made with DIY flat pack subwoofer kit and glue.  Adding 2 - 15 inch subwoofers should be a breeze because the MDF is a high strength, that's precut and predrilled. Not recommended for beginners as this assembly requires some skill. If you are needing one already assembled check out our \u003ca\u003e2 - 15 Ported Profab Enclosure\u003c\/a\u003e\u003c\/p\u003e \u003cp\u003eDIY Flatpack Subwoofer kit for 2 - 15 Subwoofer kit includes:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eall the pieces to build a box, except terminal, glue, and screws\u003c\/li\u003e \u003cli\u003eall pieces are pre-drilled\u003c\/li\u003e \u003cli\u003eTeam D4S logo top\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eOther Specifications on the 2 - 15 Flatpack Subwoofer Kit:\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWxHxD: 40 inches x 18.75 inches x 24.5 inches\u003c\/li\u003e \u003cli\u003e6.58 cubes after displacement \u003c\/li\u003e \u003cli\u003eTuning Frequency: 31 hz\u003c\/li\u003e \u003cli\u003ePort Size WxHxD: 5.5 x 16.5 x 31.5 inches\u003c\/li\u003e \u003cli\u003eCutout is 13.88\"\u003c\/li\u003e \u003c\/ul\u003e \u003cstrong\u003e MAXIMUM SUBWOOFER WEIGHT - 40 POUNDS EACH\u003c\/strong\u003e     \u003ch3\u003e ****ALL SALES ARE FINAL****\u003c\/h3\u003e    \n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828419170349,"sku":"diy-2-15-subbox-gl","price":249.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/2-15-inch-diy-subwoofer-box-flatpack-kit-w_c5ab7bed-897b-4741-8de3-3e14d515fe9a.jpg?v=1782674494"},{"product_id":"down4sound-pro-fab-4-10-4-10-sub-box-quad-10-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB 4 10 4 10 SUB Box Quad 10-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eIntroducing the prefab aka profab Quad 10 Inch ported Sub Box, the ultimate solution to elevate your car audio experience. This high-end subwoofer box by Down4sound features a PRO-FAB construction with a double-layered baffle for maximum rigidity and stability. With 4-10 subwoofers, this quad sub box delivers crystal clear sound quality and powerful bass that will take your music experience to the next level.\u003c\/p\u003e \u003cp\u003eWhat sets the Quad 10 Inch Sub Box apart is its superior durability. The 2x truck bed armor coating ensures scratch-free and long-lasting performance even after years of use. Plus, the box is shipped via freight to guarantee a safe and secure delivery without any damage.\u003c\/p\u003e \u003cp\u003eUpgrade your car audio system today with our Quad 10 Inch Sub Box and enjoy the true power of bass. With its exceptional sound quality and durability, this sub box is perfect for any music enthusiast. Don't miss out on this limited-time offer, order now and experience probably the the best prefab sub box in the market.\u003c\/p\u003e \u003cp\u003eIn summary, the Quad 10 Inch Sub Box is a top-notch product designed to deliver exceptional sound quality and durability. With its PRO-FAB construction and 4-10 subwoofers, this sub box is the perfect addition to any car audio system. Order now and take advantage of this limited-time offer to elevate your music experience to new heights!\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWxHxD: 33 inches x 15.75 inches x 26 inches\u003c\/li\u003e \u003cli\u003e4.69 cubes after displacement \u003c\/li\u003e \u003cli\u003eTuning Frequency: 32 hz\u003c\/li\u003e \u003cli\u003ePort Size WxHxD: 5 x 13.5 x 31 inches\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 9 1\/8\"\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828423462957,"sku":"TD4S-Q4-10","price":599.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-4-10-4-10-sub-box-quad-10-inch-ported-subwoofer-enclosure-box-w_5de03143-e0d9-40b9-8cb7-02b19bd28011.jpg?v=1782676679"},{"product_id":"down4sound-pro-fab-3-10-3-10-sub-box-triple-10-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB 3 10 3 10 SUB Box Triple 10-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eIf you're a true music lover, you know that the right bass can make all the difference. With the Down4sound (3-10) Triple 10 Inch Ported Sub box Enclosure from Down4sound PREFAB aka PRO-FAB! This  you'll be able to experience powerful bass like never before. This premium enclosure is specifically designed to provide deep, thumping bass that will take your music to the next level. Whether you're a hip-hop fan or a rock enthusiast,  or just a rebass music rebal this sub box enclosure is sure to deliver the bass you crave.\u003c\/p\u003e \u003cp\u003eThis enclosure is designed to fit three 10-inch subwoofers, so you can choose the perfect subwoofers for your specific needs. With its precision design and high-quality materials, this sub box enclosure is sure to provide the best possible sound quality for your music.\u003c\/p\u003e \u003ch2\u003eBuilt to Last\u003c\/h2\u003e \u003cp\u003eAt Down4sound, we're committed to building high-quality products that are built to last. We used top grade MDF from Canada and then coated the outside with our 2X polyarmor bedliner armor. That's why we use only the highest-quality materials and manufacturing techniques in the construction of our Triple 10 Inch Ported Sub box Enclosure. This enclosure is made from top-quality materials that are designed to withstand even the most extreme conditions, so you can enjoy powerful bass for years to come.\u003c\/p\u003e \u003ch2\u003eDown4sound PROFAB Triple 10 (3-10) Subwoofer Enclosure Specifications :\u003c\/h2\u003e \u003cul\u003e \u003cli\u003eWIDTH x HEIGHT x DEPTH : 34 inches x 13.75 inches x 24 INCHES\u003c\/li\u003e \u003cli\u003e3.71 cubes after displacement \u003c\/li\u003e \u003cli\u003eTuning Frequency: 32 hz\u003c\/li\u003e \u003cli\u003ePort Size WIDTH x HEIGHT x DEPTH: 4.5 x 11.5 x 31 INCHES\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 9 1\/8\"\u003c\/li\u003e \u003c\/ul\u003e \u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828423495725,"sku":"TD4S-3-10","price":499.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-3-10-3-10-sub-box-triple-10-inch-ported-subwoofer-enclosure-box-w_7f806161-eb31-4909-996f-e9836f0fa9c3.jpg?v=1782676675"},{"product_id":"down4sound-pro-fab-2-15-2-15-sub-box-dual-15-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB 2 15 2 15 SUB Box Dual 15-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eIntroducing Dual 15\" PORTED PROFAB Subwoofer Enclosure, the perfect addition to your car audio system for an unparalleled listening experience. With two 15\" subwoofers, this PROfab prefab enclosure is the ultimate choice for powerful, high-quality bass.\u003c\/p\u003e \u003cp\u003eCrafted with a double-layered baffle for added strength, this enclosure is built to last. The truck bed armor coating provides unparalleled durability, ensuring your enclosure can withstand even the toughest conditions. You can be confident that your enclosure will have a sure seal, providing optimal sound quality with no leaks or loss of bass.\u003c\/p\u003e \u003cp\u003eTo make sure your product arrives in top condition, we use freight shipping. This ensures your box arrives in one piece, ready to install and enjoy.\u003c\/p\u003e \u003cp\u003eWith this Dual 15\" PORTED Subwoofer Enclosure, you can expect exceptional sound quality that will take your audio experience to the next level. Whether you're cruising on the highway or just cruising around town, the powerful bass provided by this enclosure will enhance your listening experience like never before.\u003c\/p\u003e \u003cp\u003eSo don't wait any longer, order your D4S PROFAB Dual 15\" PORTED Subwoofer Enclosure today and start experiencing unbeatable sound quality. Upgrade your car audio system and enjoy the best listening experience on the road!\u003c\/p\u003e \u003cul\u003e \u003cli\u003eWxHxD: 40 inches x 18.75 inches x 24.5 inches\u003c\/li\u003e \u003cli\u003e6.58 cubes after displacement \u003c\/li\u003e \u003cli\u003eTuning Frequency: 31 hz\u003c\/li\u003e \u003cli\u003ePort Size WxHxD: 5.5 x 16.5 x 31.5 inches\u003c\/li\u003e \u003cli\u003eCutout is 13.88\"\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003c\/p\u003e \u003ch2\u003e****ALL SALES ARE FINAL****\u003c\/h2\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828423528493,"sku":"TD4S-2-15","price":609.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-2-15-2-15-sub-box-dual-15-inch-ported-subwoofer-enclosure-box-w_5d66c2c8-97ce-4f7c-a7de-108605e8c972.jpg?v=1782676666"},{"product_id":"down4sound-pro-fab-15-15-sub-box-single-15-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB 15 15 SUB Box Single 15-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003e \u003c\/p\u003e \u003ch2\u003eDown4sound PRO-FAB 15 | 15 Sub Box | Single 15-Inch Ported Subwoofer Enclosure Box 1-15:\u003c\/h2\u003e \u003cp\u003eIntroducing the Down4sound PRO-FAB 15, the perfect 15 inch ported sub box solution for DEEP BASS music lovers looking for a top-of-the-line subwoofer enclosure box. Designed by Bassahaulic Productions, this single 15-inch ported subwoofer box is a force to be reckoned with.\u003c\/p\u003e \u003cp\u003eCrafted from high-quality 0.75\" MDF and finished with black bedliner, this 3.55 cube enclosure not only looks great but is also built to last. The plastic terminal cup and included plastic bag make installation a breeze, while the foam corners keep your subwoofer safe and secure. \u003c\/p\u003e \u003cp\u003eWith a 32Hz tuning, the PRO-FAB 15 is optimized for low frequency response and can handle up to 3000w rated power, making it perfect for any Sundown audio subwoofer up to the SA series. This enclosure is designed to bring out the best in your subwoofer, delivering powerful, clear, and distortion-free bass.\u003c\/p\u003e \u003cp\u003eAt 30 1\/8th x 20 1\/8th x 17 1\/8th inches, the PRO-FAB 15 is the perfect size for any car trunk, delivering great sound quality without sacrificing space. However, please note that this box is not suitable for bigger subs, such as the U series, X series, ZV series, and up. If you are planning to use a bigger sub, we highly recommend our custom hand-built heavy-duty enclosures for optimal performance.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e3.55 Cube\u003c\/li\u003e \u003cli\u003e Single 15\" Enclosure\u003c\/li\u003e \u003cli\u003e32Hz Tuning\u003c\/li\u003e \u003cli\u003e.75\" MDF\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 13.75\"\u003c\/li\u003e \u003cli\u003eMounting Depth -14\"\u003c\/li\u003e \u003cli\u003eBlack Bedliner Finish\u003c\/li\u003e \u003cli\u003ePlastic terminal Cup\u003c\/li\u003e \u003cli\u003ePlastic Bag\u003c\/li\u003e \u003cli\u003eFoam Corners\u003c\/li\u003e \u003cli\u003eDouble Wall Box Shipping Box\u003c\/li\u003e \u003cli\u003eGood for up to 3000w Rated Power (Any higher power than this and we highly recommend you get one of our custom hand built heavy duty enclosures)\u003c\/li\u003e \u003c\/ul\u003e \u003cul\u003e \u003cli\u003eL x W x H: 30 1\/8th x 20 1\/8th x 17 1\/8th\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cbr\u003e\u003cstrong\u003eRecommended subwoofers for example are any more budget type of subs such as any Sundown audio subwoofer up to the U series.DO NOT USE THIS BOX FOR ANY BIGGER SUB THAN THAT SUCH AS THE U SERIES, X SERIES, ZV SERIES AND UP. IT WILL BREAK THE BOX.  Anything above that in size and you would want to purchase one of our custom one off (hand built to order) subwoofer boxes.\u003c\/strong\u003e \u003c\/p\u003e \u003cstrong\u003e****ALL SALES ARE FINAL****\u003c\/strong\u003e \u003cp\u003e \u003c\/p\u003e   \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828428967981,"sku":"TEAMD4S-PFB-S15","price":329.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-15-15-sub-box-single-15-inch-ported-subwoofer-enclosure-box-w_c11d9c6c-80e4-4d96-b0c3-9ac9d222f78f.jpg?v=1782676662"},{"product_id":"triple-6-5-or-8-custom-kerf-ported-subwoofer-box-hand-made-in-the-usa","title":"Down4Sound Triple 6.5\" OR 8\" Custom Kerf Ported Subwoofer Box (hand Made IN The Usa) Subwoofer Enclosure","description":"\u003ch2\u003eCURRENTLY 3-4 WEEK BUILD TIME\u003c\/h2\u003e \u003cp\u003ePLEASE PUT IN ORDER NOTES IF YOU NEED THIS BOX FOR 6.5\" SUBS OR 8\" SUBS.\u003c\/p\u003e \u003ch2\u003eThe pictures here are just an example. Your exact box will be tailored to your wants and needs. Down4Sound is has sold thousands to thousands of happy customers, these boxes are shipped safely. Order your custom sub box today!\u003c\/h2\u003e \u003ch2\u003e(HAND MADE IN THE USA)\u003c\/h2\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eORDERS CAN ONLY BE CANCELED WITHIN 24 HOURS OF PURCHASE, AFTER 24 HOURS THEY BECOME FINALE SALE.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e**Maximum available dimensions for sub box to fit inside of. Its mandatory to provide and very important for you to measure so when you place your order you know your subwoofer box will fit in the space you have for it, there is no returns on these boxes as they are built to order to fit your exact needs**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828432506925,"sku":"D4S-T6.5or8-BOX","price":758.99,"currency_code":"USD","in_stock":true}]},{"product_id":"triple-18-custom-kerf-ported-subwoofer-box-hand-made-in-the-usa","title":"Down4Sound Triple 18\" Custom Kerf Ported Subwoofer Box (hand Made IN The Usa) Subwoofer Enclosure","description":"\u003cp\u003eCURRENTLY AROUND A 3-4 WEEK BUILD TIME\u003c\/p\u003e \u003cp\u003ePLEASE PUT IN ORDER NOTES IF YOU NEED THIS BOX FOR 6.5\" SUBS OR 8\" SUBS.\u003c\/p\u003e \u003ch2\u003eThe pictures here are just an example. Your exact box will be tailored to your wants and needs. Down4Sound is has sold thousands to thousands of happy customers, these boxes are shipped safely. Order your custom sub box today!\u003c\/h2\u003e \u003cp\u003e(HAND MADE IN THE USA)\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eORDERS CAN ONLY BE CANCELED WITHIN 24 HOURS OF PURCHASE, AFTER 24 HOURS THEY BECOME FINALE SALE.\u003c\/p\u003e \u003cp\u003e**Maximum available dimensions for sub box to fit inside of. Its mandatory to provide and very important for you to measure so when you place your order you know your subwoofer box will fit in the space you have for it, there is no returns on these boxes as they are built to order to fit your exact needs**\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828434112557,"sku":"D4S-T18-BOX","price":2529.99,"currency_code":"USD","in_stock":true}]},{"product_id":"triple-15-custom-kerf-ported-subwoofer-box-hand-made-in-the-usa","title":"Down4Sound Triple 15\" Custom Kerf Ported Subwoofer Box (hand Made IN The Usa) Subwoofer Enclosure","description":"\u003ch2\u003e(HAND MADE IN THE USA)\u003c\/h2\u003e \u003cp\u003eCustom built Sub woofer Box. PICTURE IS JUST AN EXAMPLE. YOUR BOX WILL BE MADE TO YOUR EXACT SPECIFICATION AND REQUESTS. \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eORDERS CAN ONLY BE CANCELED WITHIN 24 HOURS OF PURCHASE, AFTER 24 HOURS THEY BECOME FINALE SALE.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e**Maximum available dimensions for sub box to fit inside of. Its mandatory to provide and very important for you to measure so when you place your order you know your subwoofer box will fit in the space you have for it, there is no returns on these boxes as they are built to order to fit your exact needs**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828434145325,"sku":"D4S-T15-BOX","price":1770.99,"currency_code":"USD","in_stock":true}]},{"product_id":"triple-12-custom-kerf-ported-subwoofer-box-hand-made-in-the-usa","title":"Down4Sound Triple 12\" Custom Kerf Ported Subwoofer Box (hand Made IN The Usa) Subwoofer Enclosure","description":"\u003ch2\u003e CURRENTLY 3-4 WEEK BUILD TIME\u003c\/h2\u003e \u003ch2\u003e(HAND MADE IN THE USA)\u003c\/h2\u003e \u003cp\u003e\u003cstrong\u003eBOX IN PICTURES IS JUST AN EXAMPLE. \u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eORDERS CAN ONLY BE CANCELED WITHIN 24 HOURS OF PURCHASE, AFTER 24 HOURS THEY BECOME FINALE SALE.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e**Maximum available dimensions for sub box to fit inside of. Its mandatory to provide and very important for you to measure so when you place your order you know your subwoofer box will fit in the space you have for it, there is no returns on these boxes as they are built to order to fit your exact needs**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828434178093,"sku":"D4S-T12-BOX","price":1264.99,"currency_code":"USD","in_stock":true}]},{"product_id":"triple-10-custom-kerf-ported-subwoofer-box-hand-made-in-the-usa","title":"Down4Sound Triple 10\" Custom Kerf Ported Subwoofer Box (hand Made IN The Usa) Subwoofer Enclosure","description":"\u003cp\u003eCustom built Sub woofer Box\u003c\/p\u003e \u003ch2\u003e (HAND MADE IN THE USA)\u003c\/h2\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003eORDERS CAN ONLY BE CANCELED WITHIN 24 HOURS OF PURCHASE, AFTER 24 HOURS THEY BECOME FINALE SALE.\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e**Maximum available dimensions for sub box to fit inside of. Its mandatory to provide and very important for you to measure so when you place your order you know your subwoofer box will fit in the space you have for it, there is no returns on these boxes as they are built to order to fit your exact needs**\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828434210861,"sku":"D4S-T10-BOX","price":1022.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/triple-10-custom-kerf-ported-subwoofer-box-hand-made-in-the-usa-w_3e4e9769-caaf-4aa9-af3d-e5dd5770077e.jpg?v=1782679756"},{"product_id":"2-10-team-d4s-pro-fab-ported-subwoofer-enclosure","title":"Down4Sound 2 - 10 Team D4S \"PRO-FAB\" Ported Subwoofer Enclosure","description":"\u003cp\u003e\u003cstrong\u003eOur goal with the TEAM Down4sound Prefab enclosures is to offer an excellent, low tuned enclosure at an affordable price. When searching the internet at all the cheap options available, it was pretty disheartening to see people wasting their hard earned money on such garbage enclosures. Most of which are built of very flimsy material, tuned very high, and either not covered or covered with some cheap fabric (because this makes them more affordable to build). I decided to offer a STRONG \u0026amp; LOW TUNED enclosure that all the true bassheads would love. \u003c\/strong\u003e\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eThe D4S PROFAB features that deep rich bass that is found in the lower 32hz range. We weren't looking to be the cheapest option, but the most affordable option will still give you that deep bass. \u003c\/strong\u003e\u003c\/p\u003e \u003ch3\u003eThe D4S ProFab Ported Sub Enclosure Features:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e \u003ch3\u003e.75\" MDF\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003eSubwoofer cutout - 9 1\/8\"\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003eMounting Depth - 11\"\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003e32Hz Tuning\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003eBlack Bedliner Finish\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003ePlastic terminal Cup\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003ePlastic Bag\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003eFoam Corners\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003eDouble Wall Shipping Box \u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003eGood for up to 3000w Rated Power (Any higher power than this and we highly recommend you get one of our custom hand built heavy duty enclosures)\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003e2.71 ft3 gross volume\u003c\/h3\u003e \u003c\/li\u003e \u003cli\u003e \u003ch3\u003e29.4 in2 of port\u003c\/h3\u003e \u003c\/li\u003e \u003c\/ul\u003e \u003ch3\u003e SUBWOOFER BOX DIMENSIONS\u003c\/h3\u003e \u003ch3\u003eL x W x H: 29 x 16 x 14\u003c\/h3\u003e \u003cp\u003e\u003cem\u003e\u003cstrong\u003eRecommended subwoofers for example are any more budget type of subs such as any Sundown audio subwoofer up to the U series. DO NOT USE THIS BOX FOR ANY BIGGER SUB THAN THAT SUCH AS THE X SERIES, ZV5 SERIES AND UP. IT WILL BREAK THE BOX. Anything above that in size and you would want to purchase one of our custom one off (hand built to order) subwoofer boxes.\u003c\/strong\u003e\u003c\/em\u003e\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003cp\u003e\u003cstrong\u003e\u003cstrong\u003e****ALL SALES ARE FINAL****\u003c\/strong\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828435882029,"sku":"TD4S-PFB-D10","price":209.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/2-10-team-d4s-pro-fab-ported-subwoofer-enclosure-w_943b1195-be17-4da6-abfc-34f7f5b44a01.jpg?v=1782674489"},{"product_id":"down4sound-pro-fab-12-2-12-sub-box-dual-12-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB 12 2 12 SUB Box Dual 12-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eDown4sound PRO-FAB 12 | 2 12 Sub Box | Dual 12-Inch Ported Subwoofer Enclosure Box\u003c\/p\u003e \u003cp\u003eLooking for a sub box to enhance your car audio system? Look no further than our selection of 12 inch sub boxes, including our popular dual 12 sub box and 12 inch ported sub box options.\u003c\/p\u003e \u003cp\u003eOur dual 12 sub box is the perfect choice for serious bassheads. With two 12 inch subwoofers and a carefully designed for ported enclosure applications, this sub box delivers deep, rich bass that will make your music come alive. And with our high-quality construction, you can be sure that your sub box will last for years to come.\u003c\/p\u003e \u003cp\u003eFor those who want the perfect combination of power and precision, our 12 inch ported sub box is the way to go. The carefully designed port allows for maximum airflow, delivering a crisp and accurate sound that is sure to impress. And with our affordable prices, you don't have to break the bank to get the high-quality audio you deserve.\u003c\/p\u003e \u003cul\u003e \u003cli\u003e4.0 Cube Dual 12\" Enclosure\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 11 1\/16\"\u003c\/li\u003e \u003cli\u003e.75\" MDF\u003c\/li\u003e \u003cli\u003e31Hz Tuning\u003c\/li\u003e \u003cli\u003eMounting Depth- 15\"\u003c\/li\u003e \u003cli\u003eBlack Bedliner Finish\u003c\/li\u003e \u003cli\u003ePlastic terminal Cup\u003c\/li\u003e \u003cli\u003ePlastic Bag\u003c\/li\u003e \u003cli\u003eFoam Corners\u003c\/li\u003e \u003cli\u003eDouble Wall Shipping Box \u003c\/li\u003e \u003cli\u003eGood for up to 3000w Rated Power (Any higher power than this and we highly recommend you get one of our custom hand built heavy duty enclosures)\u003c\/li\u003e \u003cli\u003eDesigned by Bassahaulic Productions \u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eDown4sound Profab 2-12 SUBWOOFER BOX DIMENSIONS: L x W x H: 32.5 x 20 x 16\u003c\/p\u003e \u003cp\u003e\u003cstrong\u003eRecommended subwoofers for example are any more budget type of subs such as any Sundown audio subwoofer up to the U series. DO NOT USE THIS BOX FOR ANY BIGGER SUB THAN THAT SUCH AS THE X SERIES, ZV5 SERIES AND UP. IT WILL BREAK THE BOX. Anything above that in size and you would want to purchase one of our custom one off (hand built to order) subwoofer boxes.\u003c\/strong\u003e\u003c\/p\u003e \u003ch2\u003e****ALL SALES ARE FINAL***\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828435947565,"sku":"TD4S-PFB-D12","price":329.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-12-2-12-sub-box-dual-12-inch-ported-subwoofer-enclosure-box-w_ac7e599d-70eb-4baf-bf78-909d2dfccd40.jpg?v=1782676657"},{"product_id":"single-10-inch-ported-sub-box-enclosure-1-10-down4sound-pro-fab-10","title":"Down4Sound Single 10 Inch Ported SUB Box Enclosure (1 - 10) PRO-FAB 10","description":"\u003cp\u003eLooking for a High-Quality 10-Inch Ported Sub Box Enclosure? The Down4sound PRO-FAB 10 is the Ultimate Solution!\u003c\/p\u003e \u003cp\u003eIf you're looking for a 10-inch sub box that delivers amazing sound performance, look no further than the Down4sound PRO-FAB 10. This high-quality 10 inch ported sub box enclosure is specially designed to give you the deep, rich bass that you crave.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eBuilt to Last: Our PRO-FAB 10 10 Inch Prefab Enclosure is Made with Strong and Durable Materials\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eUnlike other sub box enclosures on the market, the PRO-FAB 10 is built to last. Constructed with strong and durable materials, like high grade bedliner armor this prefab subwoofer box can withstand years of use without compromising its sound quality. Plus, its sleek design makes it an attractive addition to any car interior.\u003c\/p\u003e \u003cul\u003e \u003cli\u003eEasy to Install: Simply Plug in and Start Enjoying the Amazing Sound Quality of the PRO-FAB 10 Sub Box Enclosure\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003eYou don't need any technical knowledge or complicated setup to enjoy the amazing sound quality of the PRO-FAB 10. Simply plug it in and start listening to your favorite tunes. Its easy installation process makes it a perfect addition to any car audio system.\u003c\/p\u003e \u003cp\u003eAffordable Pricing: Experience Unmatched Sound Quality Without Breaking the Bank\u003c\/p\u003e \u003cp\u003eAt Down4sound, we believe that everyone should be able to enjoy amazing sound quality without breaking the bank. That's why we offer the PRO-FAB 10 at an affordable price.\u003c\/p\u003e \u003cp\u003eUpgrade Your Audio Experience Today: Order Your Down4sound PRO-FAB 10 10-Inch Sub Box Enclosure Now!\u003c\/p\u003e \u003cp\u003eDon't waste your money on flimsy, poorly tuned sub box enclosures. Upgrade to the PRO-FAB 10 today and experience the difference. Order your Down4sound PRO-FAB 10 10-inch sub box enclosure now and start experiencing the deep, rich bass that you've been missing out on!\u003c\/p\u003e \u003cul\u003e \u003cli\u003e1.25 Cube Single 10\" Enclosure\u003c\/li\u003e \u003cli\u003e32Hz Tuning\u003c\/li\u003e \u003cli\u003e.75\" MDF\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 9 1\/8\"\u003c\/li\u003e \u003cli\u003eMounting Depth -11.5\"\u003c\/li\u003e \u003cli\u003eBlack Bedliner Finish\u003c\/li\u003e \u003cli\u003ePlastic terminal Cup\u003c\/li\u003e \u003cli\u003ePlastic Bag\u003c\/li\u003e \u003cli\u003eFoam Corners\u003c\/li\u003e \u003cli\u003eDouble Wall Box Shipping Box \u003c\/li\u003e \u003cli\u003eGood for up to 3000w Rated Power (Any higher power than this and we highly recommend you get one of our custom hand built heavy duty enclosures)\u003c\/li\u003e \u003cli\u003eDesigned by Bassahaulic Productions \u003c\/li\u003e \u003cli\u003eTotal Size: L x W x H: 19 x 15.5 x 13\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cem\u003eRecommended subwoofers for example are any more budget type of subs such as any Sundown audio subwoofer up to the U series.DO NOT USE THIS BOX FOR ANY BIGGER SUB THAN THAT SUCH AS THE X SERIES, ZV5 SERIES AND UP. IT WILL BREAK THE BOX. Anything above that in size and you would want to purchase one of our custom one off (hand built to order) subwoofer boxes.\u003c\/em\u003e\u003c\/p\u003e \u003cp\u003e \u003c\/p\u003e \u003ch2\u003e **** All Sales are Final *** \u003c\/h2\u003e \u003ch3\u003e \u003c\/h3\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828437553197,"sku":"TD4S-PFB-S10","price":169.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/single-10-inch-ported-sub-box-enclosure-1-10-down4sound-pro-fab-10-w_783b94f4-bcd6-4039-95ae-86fb2224b458.jpg?v=1782678551"},{"product_id":"down4sound-pro-fab-12-12-sub-box-single-12-inch-ported-subwoofer-enclosure-box","title":"Down4Sound PRO-FAB 12 12 SUB Box Single 12-INCH Ported Subwoofer Enclosure Box","description":"\u003cp\u003eGet the most Powerful Bass available in a prefab 12-Inch Ported Sub Box. Upgrade your car audio system with the Single 12 Inch Ported Sub box Enclosure from Down4sound PRO-FAB. This high-quality subwoofer enclosure is specifically designed to accommodate a 12-inch subwoofer and get down low, providing powerful and clear bass for an amazing listening experience. The ported design of the enclosure allows for maximum airflow, resulting in optimized acoustics and enhanced bass response.\u003c\/p\u003e \u003cp\u003eDurable and Stylish Design for Your Car Not only does the Single 12 Inch Ported Sub box Enclosure offer outstanding performance, but it also looks great in your car. The triple coated poly bedliner we use on the enclosure's rugged construction ensures durability and longevity, while the sleek and stylish design adds a touch of sophistication to your car's interior. You'll love the way it complements your vehicle's overall aesthetic.\u003c\/p\u003e \u003cp\u003eEasy Installation and Use The Single 12 Inch Ported Sub box Enclosure is incredibly easy to install and use.With clear and straightforward instructions, even if you're not an expert in car audio, you'll be able to set it up quickly and easily. Once installed, you'll be able to enjoy powerful and clear bass from your favorite songs.\u003c\/p\u003e \u003ch3\u003eSingle 12 Inch Ported Sub box Enclosure (1 - 12) Down4sound PRO-FAB 12 v1 Specifications:\u003c\/h3\u003e \u003cul\u003e \u003cli\u003e2.0 Cube Single 12\" Enclosure\u003c\/li\u003e \u003cli\u003e.75\" MDF\u003c\/li\u003e \u003cli\u003e32Hz Tuning\u003c\/li\u003e \u003cli\u003eSubwoofer cutout - 11 1\/16\"\u003c\/li\u003e \u003cli\u003eMounting Depth - 12.5\"\u003c\/li\u003e \u003cli\u003eBlack Bedliner Finish\u003c\/li\u003e \u003cli\u003ePlastic terminal Cup\u003c\/li\u003e \u003cli\u003eShipped in Double Walled Cardboard Box, inside plastic bag, with Foamed corners\u003c\/li\u003e \u003cli\u003eGood for up to 3000w Rated Power (Any higher power than this and we highly recommend you get one of our custom hand built heavy duty enclosures)\u003c\/li\u003e \u003cli\u003e2.4ft3 GROSS VOLUME\u003c\/li\u003e \u003cli\u003e25.6in2 PORT AREA\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e \u003cstrong\u003eSUBWOOFER BOX DIMENSIONS\u003c\/strong\u003e\u003c\/p\u003e \u003cul\u003e \u003cli\u003eL x W x H: 22.5 x 17 x 15\u003c\/li\u003e \u003c\/ul\u003e \u003cp\u003e\u003cstrong\u003eRecommended subwoofers for example are any more budget type of subs such as any Sundown audio subwoofer up to the U series.DO NOT USE THIS BOX FOR ANY BIGGER SUB THAN THAT SUCH AS THE X SERIES, ZV5 SERIES AND UP. IT WILL BREAK THE BOX. Anything above that in size and you would want to purchase one of our custom one off (hand built to order) subwoofer boxes.\u003c\/strong\u003e\u003c\/p\u003e \u003ch3\u003e \u003c\/h3\u003e \u003ch3\u003e \u003cstrong\u003e****ALL SALES ARE FINAL****\u003c\/strong\u003e\n\u003c\/h3\u003e \u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAuthorized Down4Sound dealer at JS Ultimate Sounds. Free shipping on orders $99+.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Down4Sound","offers":[{"title":"Default Title","offer_id":66828437585965,"sku":"TD4S-PFB-S12","price":219.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0755\/8096\/4909\/files\/down4sound-pro-fab-12-12-sub-box-single-12-inch-ported-subwoofer-enclosure-box-w_dffea315-7ad9-4f03-bde2-0c6f46a8d994.jpg?v=1782676653"}],"url":"https:\/\/www.jsultimatesounds.com\/collections\/subwoofer-enclosures.oembed","provider":"JS Ultimate Sounds","version":"1.0","type":"link"}