2003-2007 6.0 Powerstroke Big 3 upgrade kit

The 2003-2007 6.0 Powerstroke Big 3 Upgrade Kit is engineered to optimize your truck's entire charging system. This complete kit enhances alternator efficiency and reduces charging system strain, making it essential when upgrading to a higher-output alternator. Kit includes: - 1/0 AWG alternator positive cable with mega fuse - 1/0 AWG alternator ground cable - 1/0 AWG case-to-battery cable - 1/0 AWG battery-to-body ground cable - 1/0 AWG battery crossover positive cable.

Each kit is custom-built for 2003-2007 6.0 Powerstroke applications and comes standard in grey and black. Terminal options are available—select your preferred configuration at checkout, and we'll tailor the kit accordingly.

Terminals are not included; kits are built to match your existing terminal style. If you already own one of our battery cable kits, contact us to discuss options tailored to your specific setup.

We offer comprehensive alternator upgrade solutions and are available to guide you toward the right configuration for your needs.

Backed by lifetime warranty.