Rockford Fosgate PM400X4 Subwoofer Grilles loud audio that can be

loud audio that can be heard well beyond the boat when mounted up high

Chassis Isolation from mounting points greatly reduces possible introduction of vehicle noise

078 cu ft / 2

designed for powerful

5 cm) Face Depth: 1

Rockford Fosgate PM400X4 Subwoofer Grilles loud audio that can beThe PM400X4 is a 400 Watt 4 channel amplifier with high dynamic power using Class A B technology and a conformal coated pc board designed for motorsport and marine applications. The PM400X4 is perfect for 4 way front stage rear fill or 3 way front stage subwoofer systems. Simply drop a pair of component speakers on the front channels and subs on the rear and BOOM you got "The PUNCH." With its flexible design, the PM400X4 is an excellent amplifier