Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low View: 16 32 All Fusion MS-AM504 4 Channel 500 Watt (400 Watts RMS) Marine Amplifier $288.95 Add to cart Fusion MS-AM402 2 Channel 400 Watt (200 Watts RMS) Marine Amplifier $194.95 Add to cart