Car Amplifiers 4 Channel 5 Channel Mono - 1 Channel Replacement Parts Filter Sort Filters 200-500 500-1000 Class D Remove All Filters Availability In Stock Price $100-$500 (4) RMS Power 200-500 (2) 500-1000 (2) 1000-2000 (1) Peak Power 500-1000 (2) 1000-2000 (2) Amplifier Class Class D (4) Stable to (Ohm) 1 Ohm (2) 4 Ohm (1) ? (1) Channels 1 (2) 4 (1) 5 (1) Sort SKU: A-Z SKU: Z-A Price: Low to High Price: High to Low Least Popular Most Popular Sort by: SKU Sale Price Popularity Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer... $104.95 (6) Harmony Audio HA-A800.1 Car Stereo Class D Amp Mono 1600 Watt Subwoofer... $149.95 (3) Harmony Audio HA-A400.4 Car Stereo Alloy Amp 4 Channel 800W Full Range... $109.95 Harmony Audio HA-A800.5 Car Stereo Alloy Series Class D Amp 5 Channel 1600W... $179.95