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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 MPFI Power Pack Kits

Complete connector and pin kit for use with Holley MPFI Power Pack kit._x005F_x000D_ _x005F_x000D_ _..

$51.19 $46.07

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

Custom Oval Air Cleaner

Dress Up Your Engine With This Custom Cast Aluminum Air Cleaner Assembly. The Billet Looking, Low Pr..

$196.00 $175.95

Die-Cast EFI By-Pass Fuel Pressure Regulator

These die-cast EFI fuel pressure regulator is a great choice for fuel systems supporting up to 450 H..

$95.50 $85.95

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 4500 Throttle Body to Square Bore 4150 Manifold Adapter

Intake Manifold Spacer Adapter Dominator To Square Bore. 2 1/4" Height Cast Aluminum Spacer...

$168.00 $150.95

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

Drive-By-Wire Harness, GM DBW Throttle Body, Early Truck Engine

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

$246.00 $220.95

Drive-By-Wire Harness, GM Dual DBW Throttle Body

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

$319.00 $286.95

Drive-By-Wire Throttle Body Harness, Ford GT, GT500, and 3V 2005-2010

Upgrading to the Holley Dominator ECU on your Ford GT, GT500, and 3V engine doesn't mean that you ha..

$410.00 $368.95

Drive-By-Wire, Gen III Hemi Harness, Early Pedal

This harness is made to connect both the Chrysler Gen III Hemi drive-by-wire throttle as well as the..

$245.00 $219.95

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