Cart Continue shopping “DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable” has been added to your cart. Product Price Quantity Subtotal × DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable $104.99 DI550.4 Full-Range Class-D 4-Channel Car Audio Amplifier, 1,040 Watts, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable quantity $104.99 Coupon: Apply coupon Update cart Cart totals Subtotal $104.99 Tax $0.00 Total $104.99 Proceed to checkout