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Universal Coil On/Near Plug Harness

For use with Holley® HP and Dominator ECUs and other EFI systems

PART# 558-307

Suggested Retail: $108.95
Your Price:$97.33
Free Shipping on orders over $100*
  • For use with Holley HP or Dominator ECUs
  • Universal
  • Connects 558-312 or factory GM LSx coil harnesses
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
BrandHolley EFI
Harness ApplicationUniversal
Harness TypeIgnition
Product TypeEFI Part
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558-312HP Smart Coil Ignition Harness
*Free Shipping & Handling only offered to the continental US on orders over $100.
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