Car Amplifiers 4 Channel 5 Channel Mono - 1 Channel Replacement Parts Filter Sort Filters In Stock Availability In Stock Price Under $50 (2) $100-$500 (26) Brand Harmony Audio (14) Alpine (7) Kicker (7) RMS Power 200-500 (8) 500-1000 (13) 1000-2000 (5) Peak Power 500-1000 (6) 1000-2000 (10) 2000-3000 (7) 3000-5000 (3) Size 10" (5) 12" (4) 8" (3) 15" (2) Amplifier Class Class D (5) Stable to (Ohm) 1 Ohm (3) 4 Ohm (1) ? (1) Mounting Depth 3.5-4.49" (3) 5-6.99" (9) 7-9.99" (2) Channels 1 (3) 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-A1500.1 Car Stereo Class D Amp Mono 3000 Watt Subwoofer... $239.95 (9) Harmony Audio HA-A400.4 Car Stereo Alloy Amp 4 Channel 800W Full Range... $109.95 Harmony Audio HA-A400.4 Car Stereo Alloy Amp 4 Channel Fulll Range Speaker or... $144.99 (2) Harmony Audio HA-A1500.1 Car Stereo Class D Amp Mono 3000 Watt Subwoofer... $460.99 Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono Subwoofer Amplifier... $139.99 Harmony Audio HA-A800.5 Car Stereo Alloy Series Class D Amp 5 Channel 1600W... $179.95 Harmony Audio HA-BRM Replacement Remote Amp Bass Controller for HA-A400.1,... $23.95 Harmony Audio HA-A1500.1 Car Stereo Class D Amp Mono Subwoofer Amplifier... $274.99 Harmony Audio HA-EASY Replacement RCA to Speaker Line Input Amp Adapter for... $11.95 (1) Alpine R2-W12D4 Next Gen 12" Sub R-Series Dual 4-Ohm 750 RMS Includes... $379.95 Alpine R2-W12D2 Next Gen 12" Sub R-Series Dual 2-Ohm 750 RMS Includes... $379.95 Harmony Audio HA-A800.1 Car Stereo Class D Amp Mono Subwoofer Amplifier... $209.99 Alpine R2-W8D2 Next Gen 8" Sub R-Series Dual 2-Ohm 350 RMS Includes HA-A400.1... $249.95 Kicker 44L7S154 Car Audio Solo-Baric 15 Subwoofer Square L7 Dual 4 Ohm... $449.99 Kicker 44L7S122 Car Audio Solo-Baric 12 Subwoofer Square L7 Dual 2 Ohm... $349.99 Kicker 44L7S124 Car Audio Solo-Baric 12 Subwoofer Square L7 Dual 4 Ohm... $340.99 Alpine R2-W10D4 Next Gen 10" Sub R-Series Dual 4-Ohm 750 RMS Includes... $329.95 Alpine R2-W8D4 Next Gen 8" Sub R-Series Dual 4-Ohm 350 RMS Includes HA-A400.1... $249.95 (2) Harmony Audio HA-A400.1 Car Stereo Class D Amp Mono 800 Watt Subwoofer... $209.99 (2) Harmony Audio HA-A800.1 Car Stereo Class D Amp Mono 1600 Watt Subwoofer... $320.99 Kicker 44L7S82 Car Audio Solo-Baric 8" Subwoofer Square L7 Dual 2 Ohm... $199.99 Alpine R2-W10D2 Next Gen 10" Sub R-Series Dual 2-Ohm 750 RMS Includes... $329.95 12