The Scosche RPAK8PS6 Powersports/Marine amplifier wiring kit is designed for adding a 2nd amplifier into an existing system. It is specifically designed for sound systems in Marine and Powersports vehicles. Featuring the highest quality copper wire available for maximum current delivery. It adheres to the strict guidelines of the American Wire Gauge standards. Add to that our use of pure oxygen free copper flux-tinned conductors and braided sleeving that deliver excellent corrosion resistance for installation reliability and you have the foundation of an exceptional audio power product. This amplifier wiring kit is equipped with a unique waterproof mini-ANL fuse block design with EZ-insert terminals, high-temp construction, and machined brass inserts that afford convenient access along with installation security. The amp wiring kit comes complete with cables, speaker wires, terminals, disconnects and the fuse blocks needed to perform a quality installation. RCA interconnects are not included.