Car Amplifiers 4 Channel 5 Channel Mono - 1 Channel Replacement Parts Filter Sort Filters 4 200-500 Remove All Filters Availability In Stock Price $100-$500 (1) RMS Power 200-500 (1) Peak Power 500-1000 (1) Channels 1 (1) 4 (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-A400.4 Car Stereo Alloy Amp 4 Channel 800W Full Range... $109.95