Rockford Fosgate PM400X4 Punch Series 400 Watt 4 Channel Marine Amplifier 275L6 Communications Port: NMEA0183 (version 4

Communications Port: NMEA0183 (version 4

NGK Laser Iridium Max+ Performance Spark Plug for Mercury Verado L6 300-400 (Set of 6)

and speed instrument

300 watts RMS x 2 at 4 ohms (bridged)

Rockford Fosgate PM400X4 Punch Series 400 Watt 4 Channel Marine Amplifier 275L6 Communications Port: NMEA0183 (version 4The 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