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 SG-DA41400 4 Channel Signature Series 1400 Watt Marine Amplifier $449.99 Rated 4.00 out of 5Add to cart Fusion MS-AP41200 Apollo 4 Channel 1200 Watt Digital Marine Amplifier $649.99 Add to cart