Designed specifically for car audio systems up to 1500 Watts or 150 Amps 4000 Series: 2 channel audiophile grade interconnects Made from 100% oxygen-free Copper for a pure uninterrupted transfer of power Tru-Spec cables/wires  Tinned conductors for corrosion resistance Mini-ANL (MIDI) Style Fuse Holder (SPD5801) for Maximum Power Delivery and Safety Matte finish hyper-twist wire construction provides excellent flexibility Pre-terminated power connections provide reliable performance Includes: 18Ft. Matte Red Hyper-Twist 4GA Power Wire 3Ft. Matte Black Hyper-Twist 4GA Ground Wire (1) 17Ft. 4000 Series 2 Channel Audio Interconnect (SI4217) 17Ft. Matte Blue 18GA Remote Turn-On Wire SPD5801 Mini-ANL (MIDI) Fuse Holder 150 Amp Shoc-Krome ANL Fuse 4GA Crimp Ring Terminals Pre-Installed 16GA Blue Butt Connector 4GA Snap In Protective Firewall Grommet Self Drilling Mounting Screws (10) 7” Wire Ties