The Fisher/Western 28252 is a genuine truck-side Fleet Flex headlight wiring harness designed for use on specific Chevrolet and GMC trucks from model years 2007-2014 that use HB3 style headlights. This harness is a critical component for integrating your snow plow's electrical system with the truck, ensuring all lights function correctly and safely. As a genuine OEM part, it guarantees a precise fit and reliable performance, preventing electrical issues and saving you installation time.