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

HOLLEY Holley
SKU #HLY-558-308
Holley HP & Dominator Main Power Harness
SKU HLY-558-308
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Holley Main Power Harness for Avenger EFI, HP EFI, & Dominator EFI

The Holley Main Power Harness for Avenger EFI, HP EFI, & Dominator EFI is a 13-foot, 10 AWG main power harness designed to provide reliable, fuse-protected power delivery for Holley HP and Dominator ECUs. It features durable braided split loom for abrasion resistance and includes two 3/8" ring terminals and shrink tube for secure installation.

Key Features

  • 13-foot length with 10 AWG wire gauge
  • Fuse protected for circuit safety
  • Includes (2) 3/8" ring terminals and shrink tube
  • Braided split loom for abrasion protection

Fitment

  • Compatible with Holley Avenger EFI ECUs
  • Compatible with Holley HP EFI ECUs
  • Compatible with Holley Dominator EFI ECUs

Note: This harness is required for proper power connection to Holley HP and Dominator ECUs. Verify compatibility with your ECU model before ordering.

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