Dual 10" 2,400 Watt SDR Series Loaded Sub Box & Amplifier | Skar Audio
Amazon.com: Gravity 1x 15 Inch 2400 Watt Car Audio Subwoofer w/ 4 Ohm DVC Power 15 in. Sub - Feature Dual Voice Coil, Thick Magnet, Design for Car, ATV, Van, High Performance Car Show : Electronics
American Bass Car Audio 12 Subwoofer Dual 4 Ohm Voice Coil 2400 Watts — Big Jeff Online Inc