Alpine R-A75M Absolute KIT0 R-Series Class D Monoblock Subwoofer Amplifier 750 Watts RMS with Absolute Complete 4000W 0 gauge car amplifier installation wiring kit amp pk1 0 ga blue | Reverb
Amazon.com: DR Double Rock DR-350.1 Amplifier Car Audio 350 Watt 1Ohm Monoblock Class-D with Bass Boost Subwoofer Amplifiers+ Remote Bass Knob Level Control : Electronics
BOSS Audio Systems R1100M-S Riot Series Car Audio Subwoofer Amplifier - 1100 High Output, Monoblock, Class A/B, 2/4 Ohm Stable, Low/High Level Inputs, Low Pass Crossover, Mosfet, Hook Up To Stereo -