Holley EFI- 558-117 Universal MPFI Coil On Plug Main Harness
UNIVERSAL MPFI W/ COP MAIN HARNESS
This 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.
- Built in C-O-P Harness
- Additional 40 amp relay to power individual coils
- 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
|Product Type||EFI Main Engine Harness|
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