AMPAC AK4000 4-AWG Amp Install Kit with "Do It Yourself" Amplifier Installation Guide: Designed for systems up to 1,000W 4-gauge high-strand power and ground cables 16-gauge high-strand speaker wire "Cool Clear" 2-channel RCA cables AGU fuse holder with 100A fuse Assorted installation hardware 15-step "Do It Yourself" installation guide