Efi Wiring Harness - Main Harness - Holley HP / Dominator Efi - 24x Reluctor Wheel - Ls1 / Ls6 - GM LS-SERIES - Eac...
HOLLEY  |  Part# HLY-558-102   More Details...

$632.95

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Efi Wiring Harness - Main Harness - Holley HP / Dominator Efi - 58x Reluctor Wheel - Ls2 / Ls3 / Ls7 - GM LS-SERIES...
HOLLEY  |  Part# HLY-558-103   More Details...

$632.95

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Efi Wiring Harness - Mpfi Main Harness - Holley HP / Dominator Efi - Universal - Each
HOLLEY  |  Part# HLY-558-104   More Details...

$528.95

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

$79.05

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Efi Wiring Harness - J2b Auxiliary Connector Harness - Holley Dominator Efi - Universal - Kit
HOLLEY  |  Part# HLY-558-402   More Details...

$175.95

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Efi Wiring Harness - Transmission - Holley Dominator Efi - GM 4l60e / 4l80e - Each
HOLLEY  |  Part# HLY-558-405   More Details...

$299.95

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Efi Wiring Harness - Drive by Wire - Holley Dominator Efi - GM - Each
HOLLEY  |  Part# HLY-558-406   More Details...

$249.95

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

$40.21

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Can Wiring Harness - Extension Harness - 8 FT Long - Black Rubber Coated - Each
HOLLEY  |  Part# HLY-558-425   More Details...

$65.85

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

$41.97

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