Rockville RVSPL12.2 Dual 12" 1800w Car Subwoofer+Sub Box+Amp+Wires Bass Package Rockville RVSPL12.2 Dual 12" 1800w Car Subwoofer Sub Box+Amp+Wires Bass Package (2) Rockville Premium Subwoofer totaling 1800 watts peak power Subwoofer Enclosure Engineered With Corner Loaded Tuned Vertical Slot Port for +3dB bass output 1800 Watt Mono-Block Amplifier with Subsonic Filter Complete 8 AWG Amplifier Wiring Kit