Motion Series CI, C6BXR Retro-Fit Backbox Enclosure for MC6

Add a high-powered subwoofer to your car’s audio system with this 10” Dual-Voice-Coil 2-Ohm Loaded Subwoofer Enclosure by Phoenix Gold. The TXTRB10 features a 10” loaded weatherproof subwoofer with dual voice coils designed specifically for the durable under-seat enclosure featuring sound dampening properties, impact absorption and more. This loaded under-seat subwoofer enclosure is compatible with a wide range of full-size trucks and other vehicles and includes a coated steel subwoofer grill for added protection.