Amazon.com: Gravity 1x 12 Inch 2000 Watt Car Audio Subwoofer w/ 2 Ohm DVC Power 12 in. Sub - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics
Amazon.com: Rockville (2) W15K6D2 V2 15" 8000w Car Subwoofers Dual 2-Ohm Subs CEA Compliant : Electronics
Amazon.com: BOSS Audio Systems PT1000 2 Channel Car Amplifier - 1000 Watts, Full Range, Class A/B, 2-8 Ohm Stable, Mosfet Power Supply, Bridgeable : Electronics