Main Wiring Harness LS2 & LS3

Introducing the Holley Main Wiring Harness for LS2 & LS3 engines—your trusty companion for hitting the auto cross and road course with confidence. Designed for the savvy GM pro touring crowd, this harness fits like a glove in your LS-Series ride, making sure every electrical signal gets where it needs to go.

Built for Performance

This harness is tailored for 58x Reluctor Wheel setups, perfect for your LS2, LS3, or LS7. It’s like the nerve system for your GM engine, keeping everything firing precisely. Trust Holley, a name folks have relied on for quality and durability, to keep your car or truck running smooth.

Features

• Compatible with Holley HP/Dominator EFI systems
• Perfect for serious racing and everyday driving
• Easy installation, no-fuss connections

In the box, you’ll find a robust, tangle-free harness ready to plug into your machine. Get ready to enhance your racing experience and never miss a beat on the track!