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    1. HOL-558-126 PART NUMBER
      HOLLEY 558-126 UNTERMINATED 15' FLYING LEAD MAIN HARNESS
      HOLLEY 558-126 UNTERMINATED 15' FLYING LEAD MAIN HARNESS
      $449.95
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      UNTERMINATED 15' FLYING LEAD MAIN HARNESS
      Pre-Terminated J1A / J1B 15' Flying Lead Main Harness

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    2. HOL-558-430 PART NUMBER
      HOLLEY 558-430 CAN ADAPTER/POWER HARNESS
      HOLLEY 558-430 CAN ADAPTER/POWER HARNESS
      $44.74
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      CAN ADAPTER/POWER HARNESS
      NEW DEVICE TO TWO PIN MAIN HARNESS

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    3. HOL-558-214 PART NUMBER
      HOLLEY 558-214 INJECTOR HARNESS - EARLY TRUCK
      HOLLEY 558-214 INJECTOR HARNESS - EARLY TRUCK
      $291.95
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      INJECTOR HARNESS - EARLY TRUCK
      LS MULTEC 2 INJECTOR HARNESS - EARLY TRUCK

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    4. HOL-558-118 PART NUMBER
      HOLLEY 558-118 FORD MPFI COIL ON PLUG MAIN HARNESS
      HOLLEY 558-118 FORD MPFI COIL ON PLUG MAIN HARNESS
      $675.95
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      FORD MPFI COIL ON PLUG MAIN HARNESS

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    5. HOL-558-133 PART NUMBER
      HOLLEY 558-133 LS1/6 (24X/1X) ENGINE MAIN HARNESS, EXTENDED LENGTH
      HOLLEY 558-133 LS1/6 (24X/1X) ENGINE MAIN HARNESS, EXTENDED LENGTH
      $715.95
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      LS1/6 (24X/1X) ENGINE MAIN HARNESS, EXTENDED LENGTH
      LS1/6 Main Harness for HP EFI & Dominator EFI

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    6. HOL-558-110 PART NUMBER
      HOLLEY 558-110 HOLLEY EFI FORD COYOTE ENGINE MAIN HARNESS W/ TI-VCT AND STOCK COILS (2011-2017)
      HOLLEY 558-110 HOLLEY EFI FORD COYOTE ENGINE MAIN HARNESS W/ TI-VCT AND STOCK COILS (2011-2017)
      $899.95
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      HOLLEY EFI FORD COYOTE ENGINE MAIN HARNESS W/ TI-VCT AND STOCK COILS (2011-2017)
      Coyote Engine Main Harness compatible with 2011-2017 Ti-VCT Coyote Engines

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    7. HOL-558-125 PART NUMBER
      HOLLEY 558-125 HOLLEY EFI FORD COYOTE TI-VCT SUB HARNESS (2013-2017)
      HOLLEY 558-125 HOLLEY EFI FORD COYOTE TI-VCT SUB HARNESS (2013-2017)
      $425.95
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      HOLLEY EFI FORD COYOTE TI-VCT SUB HARNESS (2013-2017)
      Coyote Ti-VCT Sub Harness for 2013-2017 Coyote Engines with Stock Camshafts

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    8. HOL-558-219 PART NUMBER
      HOLLEY 558-219 INJECTOR DRIVER HARNESS
      HOLLEY 558-219 INJECTOR DRIVER HARNESS
      $331.95
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      INJECTOR DRIVER HARNESS

      Part 558-219

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    9. HOL-558-113 PART NUMBER
      HOLLEY 558-113 FORD MODULAR 2V & 4V MAIN HARNESS FOR USE WITH HOLLEY SMART COILS
      HOLLEY 558-113 FORD MODULAR 2V & 4V MAIN HARNESS FOR USE WITH HOLLEY SMART COILS
      $949.95
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      FORD MODULAR 2V & 4V MAIN HARNESS FOR USE WITH HOLLEY SMART COILS
      Main Harness for 1999-2004 2 & 4 Valve Ford Modular (4.6 & 5.4L) Engines for use with Holley Smart Coils

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    10. HOL-558-500 PART NUMBER
      HOLLEY 558-500 GM LS 24X EFI HARNESS KIT
      HOLLEY 558-500 GM LS 24X EFI HARNESS KIT
      $1,065.95
      Holley
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      GM LS 24X EFI HARNESS KIT
      GM LS1/6, 24X Crank Sensor, Bosch Injector

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    Products (61-70 of 72)

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      Fuel Injection System Wiring Harness
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