JL Audio XA-PCS8-1 8 Guage 12V Amplifier Power Connection System / install kit for a Single Amplifier Ideal for connection of any single JL Audio amplifier rated up to 300W. Durable, high-conductivity nickel plated brass Master Fuse Block with captured wire connectors, stainless steel set-screws and protective, clear polycarbonate cover. 40 Amp, bright nickel-plated AFS fuse for vehicle protection. Unique bolt-on Master Ground Lug ensures a solid ground connection to minimize noise and maximize amplifier performance. Highly flexible, pre-terminated OFC fine-strand copper 8 AWG power and ground wire and 16 AWG turn-on wire.