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Maximize your bass without sacrificing cargo space with the Diamond Audio DPST12 DMD Series 11" Spare Tire Passive Subwoofer Enclosure (4 ohm DVC). Designed to fit seamlessly inside your vehicle's spare tire well, this innovative spare tire subwoofer enclosure delivers powerful low-frequency performance while keeping your trunk fully usable.
Engineered for efficiency and output, the DPST12 features an 11-inch subwoofer with a 4-ohm dual voice coil (DVC) configuration, offering flexible wiring options for optimal amplifier matching. The enclosure is constructed from a non-resonant die-cast aluminum housing, designed to maximize bass response while minimizing vibration and distortion. This rigid, durable design ensures tight, accurate low-end performance and long-term reliability.
Perfect for modern vehicles where space is limited, the DMD Series spare tire passive subwoofer provides a clean, factory-style installation without bulky subwoofer boxes taking up valuable storage. Whether you are upgrading a factory sound system or enhancing an aftermarket setup, the DPST12 adds deep, impactful bass that transforms your listening experience.
For drivers seeking a space-saving car audio solution with powerful bass output, durable construction, and flexible 4 ohm DVC performance, the Diamond Audio DPST12 spare tire subwoofer enclosure delivers impressive low-end impact in a compact, hidden design.
Power Handling: 300W RMS, Power Handling: 600W Max Power Impedance: 4 ohm Dual Voice Coil Frequency Response: 20-500Hz Dimensions: 14.2" x 5.9" (360 x 150 mm) Tech Support:
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.


