5512-44 + dB11 + RWK81 + RBS12 Car Audio Bass Bundle

Build a car-audio bass system with a 12-inch subwoofer, vented enclosure, mono amplifier and the core wiring parts in one package. The dual 4-ohm subwoofer is rated for 400 W RMS and 800 W peak, with a recommended amplifier range of 200-400 W RMS. The mono amplifier delivers 350 W RMS at 2 ohms and 220 W RMS at 4 ohms, placing its rated output within the subwoofer's recommended power range. The enclosure is listed at 2.6 cu ft. Cooling vents direct air toward the voice coil, while a ribbed t-yoke helps manage heat; progressive suspension controls cone movement at higher volume. An 8-gauge installation kit includes copper RCA cable, power and ground leads, remote and speaker wire, a 60 A fuse, holder, loom and connectors. The package also includes 12 feet of 14 AWG speaker wire, screws and spade terminals, giving installers the main parts for a vehicle bass build.