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Upgrade your system with the Diamond Audio H122 HEX 12" 2 ohm Dual Voice Coil Subwoofer, engineered for high-efficiency output and precision bass performance. Built with advanced technology inspired by the flagship HEX PRO series, this 12-inch car audio subwoofer delivers powerful, musical low frequencies with exceptional durability and thermal management.
The H122 features a rigid cast aluminum frame basket combined with a solid core aluminum radial heat sink, designed to maximize heat dissipation and maintain performance during extended high-output sessions. Its massive 3-inch high-temperature voice coils, wound on a treated high-strength aluminum former, allow the subwoofer to handle significant power while reducing distortion and thermal fatigue.
An exotic fiber weave cone reinforced with a specially treated paper backing ensures fast transient response and deep, controlled bass reproduction. The result is tight, punchy low end with impressive clarity across a broad frequency range.
With a 2-ohm dual voice coil configuration, the H122 offers flexible wiring options and increased amplifier efficiency, making it ideal for high-output car audio systems.
For enthusiasts seeking aggressive bass performance, advanced cooling technology, and long-term reliability, the Diamond Audio H122 HEX Series 12" subwoofer delivers powerful, clean low-frequency impact built to perform.
Mounting Diameter: 10.9 " / 278mm Mounting Depth: 7.4 " / 188mm 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.


