Engine Wiring Harnesses

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Map Sensor Adapter LS1 & LS2 to LS3

HOLLEY 558-416 Map Sensor Adapter LS1 & LS2 to LS3

Map Sensor Adapter LS1 & LS2 to LS3

From $36.21

CAN Extension Harness 8ft Length

HOLLEY 558-425 CAN Extension Harness 8ft Length

CAN Extension Harness 8ft Length

From $60.78

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Dominator EFI DBW Harness - Early Truck

HOLLEY 558-429 Dominator EFI DBW Harness - Early Truck

Dominator EFI DBW Harness - Early Truck

$275.95 From $230.21

Can Adapter- New Device to 2-Pin Main Harness

HOLLEY 558-430 Can Adapter- New Device to 2-Pin Main Harness

Can Adapter- New Device to 2-Pin Main Harness

From $42.31

Crank/Cam Ignition Harness

HOLLEY 558-431 Crank/Cam Ignition Harness

Crank/Cam Ignition Harness

From $84.46

Adapter Harness Wideband Terminator-X

HOLLEY 558-463 Adapter Harness Wideband Terminator-X

Adapter Harness Wideband Terminator-X

From $61.59