Coil On Plug Pin-In Harness

  • Sale
  • Regular price $70.95

Pre-terminated harness for adding coil-on-plug wiring into an ECU harness not originally set up for it.


  • 70in overall length
  • Pre-loomed with leads labeled for Bank 1 / Bank 2
  • Compatible with Holley EFI, Haltech Elite & NEXUS, FuelTech, MoTeC or any other ecu that uses AMP SuperSeal 1.0 terminals.
  • Compare to Holley part no. 558-307