Holley Avenger#, HP#, Terminator and Dominator EFI Wiring Harnesses

Complete All Your Holley EFI Wiring Needs

Holley EFI wiring harnesses are compatible with Holley's Avenger#, HP#, Terminator#, and Dominator EFI Systems. EFI harnesses for various Holley systems can consist of the main harness#, transmission harness (if applicable)#, injector harness#, ignition/coil harness#, throttle body harness#, and auxiliary harnesses to access features of your Holley EFI system.