Holley Main Power Harness

SKU: 558-308 Categories: ,


Main Power Harness for Avenger EFI, HP EFI, & Dominator EFI


This Harness is required with HP or Dominator ECUs. The harness is fuse protected and covered in braided split loom for additional abrasion protection.


  • 13′ long 10 AWG main power harness
  • (2) 3/8″ ring terminals
  • Shrink tube


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