Our Universal Harness Extension Kit is crafted with TXL Grade Wire, ensuring durability and reliability for your lighting setup. Featuring a 30-amp relay and 30-amp fuse, this harness is specifically designed to integrate with our SAE Combo Fog Kits on vehicles without factory or aftermarket upfitter switches. It provides full power to the High Beam mode of the combo SAE light, enhancing visibility when you need it most. The extension harness includes premium butt connectors, heat shrink tubing, and a Carling switch optimized for convenient cab entry control. NOTE This kit is exclusively intended for vehicles without upfitter switches, making it an ideal solution for those requiring additional switching for the Quatro SAE Combo Kit.