Main harness for 99-04 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines.
Features
- 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