4 Gauge Amplifier Wiring Kit, 2000W Complete All-in-One Car Audio Amp Install Set with RCA & Fuse, Quick Connect for Radio, Subwoofer & Speakers. EASY INSTALL：This all-in-one kit contains all essential wiring and accessories: 15-ft power cable, 3-ft ground wire, RCA cable, remote wire, speaker wire, fuse holder with fuse, protective loom, and connectors.