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    1. HOL-558-201 PART NUMBER
      558-201
      HOLLEY 558-201 LSX INJECTOR HARNESS
      $189.95
      Holley
      Add to Wish List
      For EV6 Style Injectors, LSX Injector Harness for HP EFI & Dominator EFI Learn More
    2. HOL-558-203 PART NUMBER
      558-203
      HOLLEY 558-203 UNIVERSAL 6 CYLINDER INJECTOR HARNESS
      $225.95
      Holley
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      Universal 6 Cylinder Injector Harness for HP EFI & Dominator EFI Learn More
    3. HOL-558-204 PART NUMBER
      558-204
      HOLLEY 558-204 UNIVERSAL UNTERMINATED INJECTOR HARNESS
      $119.95
      Holley
      Add to Wish List
      Universal Unterminated Injector Harness for HP EFI & Dominator EFI Learn More
    4. HOL-558-207 PART NUMBER
      558-207
      HOLLEY 558-207 UNTERMINATED 16 INJECTORS MPFI HARNESS
      $174.95
      Holley
      Add to Wish List
      Unterminated 16 injectors MPFI harness Terminated at injector connectors (Bosch style). Learn More
    5. HOL-558-209 PART NUMBER
      558-209
      HOLLEY 558-209 FORD V8 INJECTOR HARNESS
      $265.95
      Holley
      Add to Wish List
      Ford V8 Injector Harness for HP EFI & Dominator EFI Learn More
    6. HOL-558-304 PART NUMBER
      558-304
      HOLLEY 558-304 HEI GM SMALL CAP IGNITION HARNESS
      $63.95
      Holley
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      HEI Ignition Harness for Avenger EFI, HP EFI & Dominator EFI Learn More
    7. HOL-558-305 PART NUMBER
      558-305
      Holley 558-305 Ford TFI Ignition Harness
      $133.95
      Holley
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      FORD TFI IGNITION HARNESS Learn More
    8. HOL-558-306 PART NUMBER
      558-306
      HOLLEY 558-306 UNIVERSAL UNTERMINATED IGNITION HARNESS
      $99.95
      Holley
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      Universal Unterminated Ignition Harness for HP EFI & Dominator EFI Learn More
    9. HOL-558-307 PART NUMBER
      558-307
      HOLLEY 558-307 UNIVERSAL COIL ON/NEAR PLUG HARNESS
      $199.95
      Holley
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      For use with Holley HP and Dominator ECUs and other EFI systems Learn More
    10. HOL-558-405 PART NUMBER
      558-405
      HOLLEY 558-405 GM 4L60/80E TRANSMISSION HARNESS
      $318.95
      Holley
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      GM 4L60/80E Transmission Harness - Complete terminated harness with j4 connector to operate GM electronic transmissions. for Dominator EFI Learn More

    Products (21-30 of 72)

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      Fuel Injection System Wiring Harness
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    1. Accessory Drive Kit 21 items
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