
Sundown Audio M-Series Drop-In Kit
Many in-stock orders ship within 1-2 business days, but timing varies by item. Custom, built-to-order, oversized, special-order and supplier-direct products may need extra processing time. Free shipping applies to qualifying orders over $99 in the contiguous US. Approved returns may be subject to a restocking fee.
Most products are covered by the manufacturer's warranty against defects. Damage from over-powering or improper installation isn't covered — we'll help coordinate any valid claim.
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- Fits — Sundown Audio M-Series subwoofers
- Sizes — 10″, 12″, 15″, and 18″
- Impedance — D1 and D2 options
- Type — Standard drop-in recone kit
This Listing Includes: (1) Sundown Audio M-Series Drop-In Kit
This is a standard drop-in recone kit for Sundown Audio M-Series subwoofers, available in 10″, 12″, 15″, and 18″ sizes in D1 and D2 impedance. Please confirm your exact model, version, and impedance before ordering — drop-in recone kits are non-refundable and non-exchangeable. If you need a custom recone kit, please call us to place that order. Authorized Sundown Audio dealer at JS Ultimate Sounds. Free shipping on orders $99+.


