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Vehicle Info NeededHOLLEYPART NUMBER: 510-558-118
558-118 Ford MPFI Coil-on-Plug Main Harness
$67595
Ships on 09/09/2026
Lowest Price GuaranteeMain Harness
- Ford MPFI Coil-on-Plug Main Harness
- Pre-Terminated for Ford PWM IAC
- Easily allows Coil-on-Plug Conversion
- Dual CANbus Connectors for Multiple CAN Devices
- Pre-Installed Power Tap
- 20awq Gauge Wire
Notes:
- Requires Smart Coil Sub Harnes 510-558-312 or 510-558-318 for C-O-P Connectivity
Emissions Note:
This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.
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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.
Part TypeIgnition Harness
Product LineHolley Avenger, HP, Terminator and Dominator EFI Wiring Harnesses
BrandHOLLEY
Package Height4.3
Package Width14.3
Package Length15.0
Weight5.5 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number558-118
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
