Efi Wiring Harness - Magnetic Pickup - Holley Dominator Efi - GM LS-SERIES - Each
HOLLEY  |  Part# HLY-558-303   More Details...

$81.95
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Efi Wiring Harness - Ignition Adapter Harness - GM Small Cap Hei Distributor To Holley Avenger / HP / Dominator Efi...
HOLLEY  |  Part# HLY-558-304   More Details...

$50.68

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Efi Wiring Harness - Main Power - Holley Dominator Efi - Each
HOLLEY  |  Part# HLY-558-308   More Details...

$96.91

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Efi Wiring Harness - Input / Output - Holley Terminator Efi - Each
HOLLEY  |  Part# HLY-558-420   More Details...

$45.05

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Efi Wiring Harness - Camshaft Ignition Harness - Holley HP / Dominator Efi - Universal - Kit
HOLLEY  |  Part# HLY-558-431   More Details...

$90.15

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Ignition Wiring Harness - PLUG-N-PLAY - Sniper Efi To Holley Efi Dual Sync Distributor - Each
HOLLEY  |  Part# HLY-558-493   More Details...

$45.05

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Wiring Harness Adapter - LS Main Harness To Ls3 Map Sensor - Each
HOLLEY  |  Part# HLY-558-416   More Details...

$39.40

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Data Transfer Cable Adapter - 2 Pin Harness To Can - Each
HOLLEY  |  Part# HLY-558-430   More Details...

$35.89

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Efi Wiring Harness - Input / Output Harness - Holley Sniper Efi - Each
HOLLEY  |  Part# HLY-558-491   More Details...

$61.95

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Can Wiring Harness - Extension Harness - 12 FT Long - Black Rubber Coated - Each
HOLLEY  |  Part# HLY-558-426   More Details...

$67.60

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