Universal Coil On/Near Plug Harness – Use to connect Holley PN 558-312 or factory GM LSx coil harnesses to Holley HP or Dominator ECU's
Universal Coil On/Near Plug HarnessPart #: 558-307
- Length: 11.25"
- Width: 5"
- Height: 3.75"
- Emissions Code: 3
- Prop 65: No
- For use with Holley HP or Dominator ECUs
- Connects 558-312 or factory GM LSx coil harnesses