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558-126 Holley EFI Unterminated 15' Flying Lead Main Harness
$379.95The unterminated main harness comes with both J1A and J1B connectors full terminated with 15' of flying lead wiring. -
558-200 Holley EFI V8 over Manifold, Bosch Style Injector Harness
$174.95V8 over Manifold, Bosch Style Connector Harness for Avenger EFI, HP EFI & Dominator EFI -
558-430 Holley EFI CAN ADAPTER/POWER HARNESS
$32.63The Holley EFI Can Adapter/Power Harness adapts two pin Holley main harness CAN connectors to new style 4 pin CAN devices. -
570-317 Holley EFI LS Manifold Air Pressure Sensor AND 24x Crank Connector
$40.95Holley 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 have everything you need to build or service your Holley... -
573-101 Holley EFI F6 Split Wire Loom - 1/8 Inch
$30.70Introducing 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 everything you need to build or service your Holley EFI powered... -
558-501 Holley EFI GM 58X EFI HARNESS KIT
$733.95An 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 complete with the main harness, power harness and injector... -
570-318 Holley EFI LS 58x Crank Sensor and LS Cam Sensor Connector
$40.95Holley 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 have everything you need to build or service your Holley... -
573-102 Holley EFI F6 Split Wire Loom - 1/4 Inch
$11.22Introducing 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 everything you need to build or service your Holley EFI powered... -
570-339 Holley EFI COYOTE CAM Sensor Connector
$9.84Holley 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 have everything you need to build or service your Holley... -
570-242 Holley EFI Holley EFI Current Transducer Connector
$10.34Introducing 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 everything you need to build or service your Holley EFI powered... -
570-220 Holley EFI LS2 KNOCK
$9.26Introducing 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 everything you need to build or service your Holley EFI powered... -
570-319 Holley EFI LS1 KNOCK Sensor Connector
$16.87Holley 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 have everything you need to build or service your Holley...
