Amazon.com: American Bass 10" HD Series 4000W Dual 1 Ohm Subwoofer HD-10-D1 : Electronics
Amazon.com: Planet Audio PL3000.1D Pulse Series Car Audio Amplifier – 3000 High Output, Monoblock, Class D, 1 Ohm Stable, Low Level Inputs, Low Pass Crossover, Mosfet Power Supply, Hook Up To Stereo