Amazon.com: MB Quart FA1-900.5 5 Channel Car Audio Amplifier (Black) - Class SQ Amp, 900-Watt, Variable Electronic Crossover, LED System Protection, Heavy Duty Connections, Bass Remote Included : Electronics
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MB Quart FA1-1000.1 Formula Series 1000 Watts 1 Ohm Stable Mono Car Amplifier | eBay
FA2-2000.1 Formula 2000 Watt Amplifier | MB Quart
Amazon.com: MB Quart FA1-900.5 5 Channel Car Audio Amplifier (Black) - Class SQ Amp, 900-Watt, Variable Electronic Crossover, LED System Protection, Heavy Duty Connections, Bass Remote Included : Electronics
MB Quart FA1-200.2 FORMULA 200 Watt 2 Channel Car Audio Amplifier + 4 Gauge Kit | eBay
Amazon.com: MB Quart FA1-900.5 5 Channel Car Audio Amplifier (Black) - Class SQ Amp, 900-Watt, Variable Electronic Crossover, LED System Protection, Heavy Duty Connections, Bass Remote Included : Electronics