Efi Wiring Harness - Main Harness - Holley HP/DOMINATOR Efi - 24x Reluctor Wheel - LS1/LS6 - GM LS-SERIES - Each
HOLLEY  |  Part# HLY-558-102   More Details...

$568.95

Add to Cart

Efi Wiring Harness - Main Harness - Holley HP/DOMINATOR Efi - 58x Reluctor Wheel - LS2/LS3/LS7 - GM LS-SERIES - Eac...
HOLLEY  |  Part# HLY-558-103   More Details...

$568.95

Add to Cart

Efi Wiring Harness - Extra Length - GM LS-SERIES 2003-06 - Kit
PAINLESS WIRING  |  Part# PWI-60221   More Details...

$725.99

Add to Cart

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

$94.45

Add to Cart

Efi Wiring Harness - GM LS-SERIES 1999-2006 - Kit
PAINLESS WIRING  |  Part# PWI-60217   More Details...

$599.99

Add to Cart

Efi Wiring Harness - J2a Auxiliary Connector Harness - Holley Dominator Efi - Universal - Kit
HOLLEY  |  Part# HLY-558-401   More Details...

$206.05

Add to Cart

Efi Wiring Harness - Transmission - Holley Dominator Efi - GM 4L60E/4 L80e - Each
HOLLEY  |  Part# HLY-558-405   More Details...

$269.95

Add to Cart

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

$224.95

Add to Cart

Charging System Harness - Fuse BLOCK/MAXI FUSE/WIRING - Carbureted Engines - Kit
PAINLESS WIRING  |  Part# PWI-30830   More Details...

$184.99

Add to Cart

Efi Wiring Harness - J1A/B - Holley Dominator Efi - Each
HOLLEY  |  Part# HLY-558-400   More Details...

$115.15

Add to Cart