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    Products (21-30 of 38)

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    1. HOL-558-102 PART NUMBER
      558-102
      HOLLEY 558-102 LS1 MAIN HARNESS
      $675.95
      Holley
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      LS1 Main Harness for HP EFI & Dominator EFI Learn More
    2. HOL-558-103 PART NUMBER
      558-103
      HOLLEY 558-103 LS2 MAIN HARNESS
      $675.95
      Holley
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      LS2 Main Harness for HP EFI & Dominator EFI Learn More
    3. HOL-558-104 PART NUMBER
      558-104
      HOLLEY 558-104 UNIVERSAL MPFI MAIN HARNESS
      $571.95
      Holley
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      Universal MPFI Main Harness for HP EFI & Dominator EFI Learn More
    4. HOL-558-105 PART NUMBER
      558-105
      HOLLEY 558-105 UNTERMINATED UNIVERSAL MAIN HARNESS
      $571.95
      Holley
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      Unterminated Universal Main Harness for HP EFI & Dominator EFI Learn More
    5. HOL-558-117 PART NUMBER
      HOLLEY 558-117 Universal MPFI Coil on Plug Main Harness
      HOLLEY 558-117 Universal MPFI Coil on Plug Main Harness
      $623.95
      Holley
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      UNIVERSAL MPFI W/ COP MAIN HARNESS Learn More
    6. HOL-558-121 PART NUMBER
      HOLLEY 558-121 TERMINATOR STEALTH 2X4 MAIN HARNESS
      HOLLEY 558-121 TERMINATOR STEALTH 2X4 MAIN HARNESS
      $531.95
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      TERMINATOR STEALTH 2X4 MAIN HARNESS

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    7. HOL-558-414 PART NUMBER
      HOLLEY 558-414 TERMINATOR MAIN HARNESS
      HOLLEY 558-414 TERMINATOR MAIN HARNESS
      $531.95
      Holley
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      TERMINATOR MAIN HARNESS
      Replacement main wiring harness for Terminator EFI kits 550-405 and 550-406

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    8. HOL-558-116 PART NUMBER
      HOLLEY 558-116 GEN III HEMI MAIN HARNESS , LATE, W/TPS AND IDLE AIR CONTROL CONNECTIONS
      HOLLEY 558-116 GEN III HEMI MAIN HARNESS , LATE, W/TPS AND IDLE AIR CONTROL CONNECTIONS
      $849.95
      Holley
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      GEN III HEMI MAIN HARNESS , LATE, W/TPS AND IDLE AIR CONTROL CONNECTIONS

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    9. HOL-550-604N PART NUMBER
      HOLLEY 550-604N HP EFI ECU & HARNESS KITS
      HOLLEY 550-604N HP EFI ECU & HARNESS KITS
      $2,999.95
      Holley
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      HP EFI ECU & HARNESS KITS
      Universal V8 Multi-Point Fuel Injection, Includes NTK Oxygen Sensor

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    10. HOL-550-607 PART NUMBER
      HOLLEY 550-607 HP EFI ECU & HARNESS KITS
      HOLLEY 550-607 HP EFI ECU & HARNESS KITS
      $2,849.95
      Holley
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      HP EFI ECU & HARNESS KITS
      GM LS2/3/7 (58x crank sensor) with Jetronic/Minitimer (Bosch type) connectors on injector harness (fits Holley 522-xxx injectors), Includes Bosch Oxygen Sensor

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    Products (21-30 of 38)

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