Taramps DS 440X4 Class D 440 Watt RMS and 2 Ohms Car Audio 4 Channel Amplifier - Walmart.com
Amazon.com: Taramps 4 Channel Car Amplifier – Class D Multichannel Amplifier 1200 Watt RMS, Car Electronics Car Audio Subwoofer 2 Ohm Stable Bass Boost Crossover for Car Speakers Sub Amp : Electronics