Description
For use with Holley HP or Dominator ECUs
Universal
Connects 558-312 or factory GM LSx coil harnesses
Details
Shipping Information
- Item Requires Shipping
- H3.75"
- Ships within 1-2 business days
Holley EFI H558-307
Holley EFI 558-307 - Universal Coil On/Near Plug Harness
SKU: H558-307
$191.95
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Holley EFI
Holley EFI 558-307 - Universal Coil On/Near Plug Harness
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
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