Holley offers high-quality Distributor Wiring Harnesses for the proper connection of the distributor to a Holley ECU. Like all the innovations by Holley, these Wiring Harnesses are fabricated using robust materials to certify a long-lasting performance. With a comprehensive and precise design, Holley guarantees a quick and easy installation.

From the latest CAD software to exceptional CNC machining, Holley ensures that their products utilize today's most innovative technologies and are an ideal fit to modern, demanding quality standards. When establishing a precise, secure, and reliable connection, you can bet on Holley to complete all your wiring needs.

Holley, founded in Bradford, Pennsylvania in 1896, has become a well-established force in the automotive world. They have been undeniably the go-to company in the past 100 years for aftermarket performance fuel systems. They offer a vast range of products, ranging from performance fuel pumps, carburetors, to intake manifolds for various applications as well as engine dress-up products. Their dominance is unrivaled, powering almost every NASCAR Sprint Cup team and every NHRA Pro-Stock champion for 4 decades. They have partnered with other Holley companies such as Flowtech, NOS, Hooker, etc. and all products, whether partnered or single solution, consumers products of top quality and performance.