RetroSound® Technophonic 5-channel Class D Amplifier – Retro Manufacturing
Amazon.com: Cerwin Vega 5 Channel 660W RMS Class D Amplifier, Compact with Vega Bass Boost, Versatile Car Audio System, Crossover & Frequency Response, Ideal for Car Speakers - XED8005D : Electronics
46CXA6605T KICKER CXA660.5 660W RMS 90x4/300x1 5-Channel Car Audio Amplifier Class A/B + Class D Amp — Pro Audio Center
Hertz HCP 5D car audio amplifier
Sound Connection :: Car Audio :: Amplifiers :: 5 Channel Amplifiers :: Kenwood Excelon XR900-5 5-Channel Car Amplifier
Memphis Audio PRX800.5V Power Reference 800W 5-Channel Car Audio Amplifier NEW | eBay