Engine Wiring Harnesses

Introducing the Holley 12FT Can Extension Harness, the perfect solution for extending your vehicle's wiring with ease and precision. Designed by the trusted brand Holley, this 12-foot harness ensures you have the reach you need for complex installations without compromising on performance. Whether you're upgrading your car's system or making necessary repairs, the Holley 12FT Can Extension Harness is built to deliver reliable connectivity and enhanced durability. Trust Holley to power your automotive adventures with quality and innovation.

Upgrade your vehicle's electronic fuel injection system with the Holley EFI Drive by Wire Harness for Early Trucks. This 12-foot harness is expertly designed to seamlessly integrate with your truck's system, ensuring optimal performance and reliability. Perfect for enthusiasts who demand precision and quality, this harness by Holley EFI transforms your drive into a smoother and more efficient experience. Ideal for early truck models, it's the smart choice for elevating your ride to the next level.