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570-337 Holley EFI MOD/COYOTE Manifold Air Temperature Sensor Connector
$2.81Holley 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... -
570-104 Holley EFI Hemi Main Harness Connector Kit
$111.97Introducing EFI Engine Connector Kits – From Holley EFI. With the latest addition to our ever-expanding Wiring Shop, our goal was to provide you with every engine connector used on the Holley EFI main harnesses. If you are building a custom engine... -
570-218 Holley EFI LS 58X Crank Sensor and LS CAM Sensor Connector
$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... -
570-240 Holley EFI HEMI Manifold Air Pressure Connector
$11.49Introducing 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... -
558-471 Holley EFI 1992-1997 Ford AODE/4R70W Transmission Control Harness
$239.95Ford AODE/4R70W Transmission Harness -
558-406 Holley EFI Dominator EFI GM Drive-By-Wire Harness
$220.95Dominator EFI GM Drive-By-Wire Harness -
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558-101 Holley EFI TPI/Stealth Ram Main Harness
$491.95GM Tuned Port / Holley Steathram Engine Harness -
558-309 Holley EFI Holley DIS Coil to Holley LSx Harness Adapter
$112.95This kit contains plug-and-play harnesses to connect Holley 24x or 58x main harness to Holley waste-fire DIS coils. Not compatible with 556-112 coil near plug smart coils (see 558-312 for 556-112 smart coil applications ) -
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558-409 Holley EFI Sealed USB Data Cable
$71.707' long sealed USB data cable. This cable is included with the purchase of an HP or Dominator ECU.
