Harmony Audio Amp Kits Filter Sort Filters In Stock 1000-2000 500-1000 Remove All Filters Availability In Stock Price $100-$500 (1) RMS Power 500-1000 (1) Peak Power 1000-2000 (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-A800.1 Car Stereo Class D Amp Mono Subwoofer Amplifier... $209.99