Holley GM LS 58X EFI Harness Kit 558-502
$808.00 Each - Free Shipping
Holley EFI Ford V8 Bosch EV1 Injector Harness 558-213
$160.00 Each - Free Shipping
Holley Ford MPFI Coil On Plug Main Harness 558-118
$559.00 Each - Free Shipping
Holley EFI 558-518 Ford MPFI Coil On Plug Main Harness provides a plug and play upgrade solution for those seeking to convert to Coil-On-Plug. Additionally we have pre-installed a Power Tap for easy access to 12v, 5v Reference, and Sensor Grounds. The Ford MPFI C-O-P Main Harness has also been pre-terminated for the stock Pulse Width Modulated Idle Air Control motors commonly found on Fuel Injected Windsor 5.0L engines.
- Built in C-O-P Harness
- Additional 40 amp relay to power individual coils
- Pre-Terminated for Ford PWM IAC
- 20awq gauge wire or larger!
- Plug and play with 558-312 or 558-318 Smart Coil Sub Harnesses
- Dual CANbus Connectors for multiple CAN devices
- Multiple sensor lengths have been extended to accommodate various intake designs
1 in stock