Free shipping on ALL orders!* - Details

Ford Coyote Main Harness

Ford Coyote Main Harness, For HP EFI & Dominator EFI

PART# 558-109

Be the first to write a review

Not Available


Main harness for 2011-present Ford Coyote (5.0L) Engines.


BrandHolley EFI
Emission Code4
Harness ApplicationFord
Harness TypeMain
Product TypeFord Coyote Main Engine Harness
Part Number558-109



This part is legal for sale or use on Racing Use Only Vehicles

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

Tech Resources

Holley EFI Dealers
Do you need a custom kit built for your application? Do you need a system installed and tuned? Click here to find the Holley EFI dealer in your area!
Wiring Shop Quick Reference Guide
Wiring Shop Quick Reference Guide
Requires MAP Sensor P/N 538-24
We Suggest

      *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

      Some parts are not legal for use in California or other states with similar regulations.

       X  Holleydays 2020 20% off and DD
       X  Holleydays 2020 20% off and DD