The Holley EFI Injector Driver Harness comes pre-terminated with a J2B connector, for plug and play connectivity with your Dominator ECU. This harness is designed to be used with the "custom" staged injection strategy in Holley EFI V5 software. Includes CAN connectors, allowing you to quickly diagnose any issues over the CAN network.

Features:
  • Designed to work with the Holley EFI 554-143 injector driver module, and a 554-114 Dominator ECU.
  • Techflex F6 loomed harness provides protection from engine bay dirt and grime, while matching your Holley EFI harness for a clean installation.
  • Plug and play pre-termination allows you to quickly update your installation to 16+ injectors.
  • Allows you to easily add a second set of injectors by utilizing Holley EFI V5 and up with Custom Staged Injection strategies.
  • More From This Category

    Haltech ECU + Plug'n'Play Kits, Direct Plug-in ECUs, Platinum PRO/Sport GM Plug-in Auxiliary I/O Harness Length: 2.5m (8'), Kit

    Haltech ECU + Plug'n'Play Kits, Direct Plug-in ECUs, Platinum PRO/Sport GM Plug-in Auxiliary I/O Harness Length: 2.5m (8'), Kit

    $169.00

    Haltech Elite ECU Terminated Engine Harnesses, V8 Ford Small/Big Block 8 x Individual High Output IGN-1A Inductive Coil and Harness Kit

    Haltech Elite ECU Terminated Engine Harnesses, V8 Ford Small/Big Block 8 x Individual High Output IGN-1A Inductive Coil and Harness Kit

    $1,551.00

    Holley EFI Wiring Harness, For Chrysler HEMI Drive-By-Wire Harness, Dual Throttle Body, Holley Dominator EFI, For Chrysler, For Dodge, Ram, Each

    Holley EFI Wiring Harness, For Chrysler HEMI Drive-By-Wire Harness, Dual Throttle Body, Holley Dominator EFI, For Chrysler, For Dodge, Ram, Each

    $696.97

    Rostra Transmission Wire Harness Repair Kit  One 11-Pin Connector, 4L60-E Holden Commodore, 4L80-E, LCT1000, Allison, Chevrolet, GM, Holden, Isuzu, 20

    Rostra Transmission Wire Harness Repair Kit One 11-Pin Connector, 4L60-E Holden Commodore, 4L80-E, LCT1000, Allison, Chevrolet, GM, Holden, Isuzu, 20

    $81.86

    Scott Drake Classic Body Wiring Harness, 1969 Mustang Under Dash Wiring Harness W/Tach, Kit

    Scott Drake Classic Body Wiring Harness, 1969 Mustang Under Dash Wiring Harness W/Tach, Kit

    $1,892.92

    Holley EFI Fuel Injection Wire Harness, Multi-Port, Avenger, HP, Dominator, Speed Density, Each

    Holley EFI Fuel Injection Wire Harness, Multi-Port, Avenger, HP, Dominator, Speed Density, Each

    $1,194.59