2) Kicker 43CVR124 COMPVR 1600W 12" Subwoofers+Vented Box+Mono Amplifier+Amp Kit Kicker 43CVR124 12" 800 Watt Dual Voice Coil 4-Ohm Car Stereo Subwoofers Dual 4-Ohm high-temperature voice coils Rockville RXD-M2 3000 Watt/1500w RMS Mono Class D 1 Ohm Car Stereo Amplifier With Optical Coupler Technology 1  17 High Grade Twisted Pair of 100% Copper RCA Cable Rockville RDVB12 Dual 12" 1.75 cu.ft. MDF Vented/Ported Subwoofer Enclosure Box