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Audiopipe 4 Channel Amplifier – Class A/B Multichannel Amplifier 2200 watt, Car Electronics Car Audio Subwoofer 2 Ohm Stable Bass Boost Crossover Amplifier for Car Speakers Sub Amp
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Amazon.com: Car Speaker and Amp Combo of 2X Rockford Fosgate R165X3 Prime 6.5" Inch 180 Watt 3-Way Full-Range Coaxial Speaker Bundle with 2X R169X3 Prime 6x9 Audio Speakers + 4-Channel Amplifier W/Install
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