Sale Quick view Holley EFI Holley EFI GEN III HEMI VVT Harness Compare $115.00 $115.00 $102.95 2009+ Gen III Hemi engines rolled off the showroom floor with Variable Valve Timing (VVT). Now, both Terminator X and Terminator X Max ECUs will allow you to control and tune the VVT with the use of...
Sale Quick view Holley EFI Holley EFI GM 4L60/80E Transmission Harness Compare $302.00 $302.00 $270.95 GM 4L60/80E Transmission Harness - Complete terminated harness with j4 connector to operate GM electronic transmissions. for Dominator EFIFeaturesBase Plenum Top Mounting Flange Height – 8.42” to...
Sale Quick view Holley EFI Holley EFI GM 58X EFI HARNESS KIT Compare $816.00 $816.00 $733.95 An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes...
Sale Quick view Holley EFI Holley EFI GM Coolant Temperature Sensor (CTS) Compare $10.29 $10.29 $6.48 Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have...
Sale Quick view Holley EFI Holley EFI GM LS 24X EFI HARNESS KIT Compare $855.00 $855.00 $768.95 An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit for your...
Sale Quick view Holley EFI Holley EFI GM LS 58X EFI HARNESS KIT Compare $855.00 $855.00 $768.95 An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes...
Sale Quick view Holley EFI Holley EFI GM Manifold Air Temp Connector Compare $10.56 $10.56 $9.50 Introducing the Holley EFI Wiring Shop. We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have...
Sale Quick view Holley EFI Holley EFI GM Manifold Air Temperature Sensor Connector Compare $44.39 $44.39 $30.20 Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...
Sale Quick view Holley EFI Holley EFI GM TPI and Stealth Ram EFI HARNESS KIT Compare $753.00 $753.00 $676.95 An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes...
Sale Quick view Holley EFI Holley EFI GPS Digital Dash USB Module Compare $97.89 $97.89 $88.10 Have you been searching for a reason to discard your old noisy mechanical speedometer cable? If so, the Holley GPS Module for our 7" Digital displays should be the next addition to your project...
Sale Quick view Holley EFI Holley EFI GPS Speedometer Compare $445.00 $445.00 $399.95 Holley is pleased to announce the continuing evolution of its very successful analog-style gauges with the release of new 3-3/8" and 4-1/2" speedometers and tachometers to complement our 2-1/16"...
Sale Quick view Holley EFI Holley EFI GT 150 WEATHER SEAL GREEN 22-20GA Compare $14.74 $14.74 $13.27 Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We...
