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Holley EFI

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Auxiliary Harness, J2B Connector Inputs/Outputs

The Holley Dominator ECU is unique from all of the other Holley ECUs in that it provides a plethora ..

$160.00 $143.95

Auxiliary Harness, J3 Connector Inputs/Outputs

The Holley Dominator ECU is unique from all of the other Holley ECUs in that it provides a plethora ..

$160.00 $143.95

Auxiliary Harness, J4 Connector Inputs/Outputs

The Holley Dominator ECU is unique from all of the other Holley ECUs in that it provides a plethora ..

$195.00 $174.95

Cam Sync Kit, SBC Standard Cam Height

Specifically designed for use w/ JESEL and similar external, dry timing-belt, cam drive systems. Inc..

$308.00 $276.95

CAN Extension Harness, 12 Feet

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$68.28 $61.45

CAN Extension Harness, 4 Feet

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$51.19 $46.07

CAN Extension Harness, 8 Feet

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$56.89 $51.20

CAN Extension Harness, 9 Inch

Need to extend the CAN bus harness on your Terminator, HP, or Dominator EFI System?  This harne..

$45.50 $40.95

CAN-To-USB Dongle

Did you know that you can unlock even more tuning capability in your Holley Sniper EFI System?  ..

$79.67 $71.70

Coil-Near-Plug Smart Coil Kit

Holley has conveniently put the major components you need to implement a coil-per-plug ignition s..

$1,015.00 $912.95

Connector Kit for Stealth Ram Power Pack Kits

Complete connector and pin kit for use with Holley Stealth Ram Power Pack kit.  Includes connec..

$51.19 $46.07

Dodge Hemi Gen III VVT Sub Harness

No reason to give up the impressive Variable Valve Timing (VVT) capabilities of the 2009+ Gen III He..

$115.00 $102.95

Dominator EFI ECU

Dominator® EFI Vehicle Management Systems are intended for all engine applications, from street ..

$3,048.00 $2,742.95

Drive-By-Wire Harness, Ford Coyote

Upgrading to the Holley Dominator ECU on your Ford Coyote engine doesn't mean that you have to swap ..

$252.00 $225.95

Drive-By-Wire Harness, GM DBW Throttle Body

The Holley Dominator ECU has the capability to control drive-by-wire throttle-bodies built in. This..

$246.00 $220.95

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