Hollywood Car Audio: 0 AWG: Big 3 Upgrade Kit The one-step “Big 3” upgrade kit If your aftermarket audio system is putting a strain on the rest of your car’s electronics: you might want to upgrade your factory wiring. This “Big Three” electrical upgrade package will boost your electrical system’s performance by allowing the maximum current to flow easily from your alternator: greatly improving the system’s ground connection to your vehicle’s chassis. Hollywood Car Audio kit includes heavy-duty 0 AWG oxygen-free copper cables that replace your vehicle’s battery ground-to-chassis wire: the chassis-to-engine block wire: and the alternator charge output wire.  Kit Includes: 2m 0 AWG Hollywood Yellow OFC Cable 2m 0 AWG Hollywood Black OFC Ground Cable 3 Pieces of Yellow Heat Shrink 3 Pieces of Black Heat Shrink 6 x Hollywood HCT 0 AWG Copper Crimp Terminals 10 x Cable Tie Black 200mm x 4.8 Optional Extras Hollywood ANL Fuse Holder Hollywood ANL Fuse; available size from 100A to 300A (PLEASE SELECT FROM DROP DOWN LIST)