- Computer Tuning
- Engine & Fuel Management Systems
- Holley EFI Harness Kits
Superior EFI Wiring Components
An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. This Holley EFI Harness Kit comes complete with the main#, power#, and injector harnesses to support your primary system!
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Circuit Protectors
EFI Harness
$1,178.95
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
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$1,178.95
Estimated to ship direct from manufacturer on 04/29/24, pending manufacturer availability.
FREE Shipping
Lowest Price Guarantee