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    1. HOL-554-113 PART NUMBER
      554-113
      HOLLEY 554-113 HP EFI ECU
      $2,099.95
      Holley
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      HP EFI ECU, USB Cable, and Software Learn More
    2. HOL-554-114 PART NUMBER
      554-114
      HOLLEY 554-114 DOMINATOR EFI ECU
      $2,499.95
      Holley
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      Integrated electronic transmission control, drive by wire throttle control, dual wideband oxygen sensor capability, extensive amount of inputs and outputs for various combinations. Learn More
    3. HOL-554-114LW PART NUMBER
      HOLLEY 554-114LW HOLLEY EFI LIGHTWEIGHT DOMINATOR ECU
      HOLLEY 554-114LW HOLLEY EFI LIGHTWEIGHT DOMINATOR ECU
      $2,649.95
      Holley
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      HOLLEY EFI LIGHTWEIGHT DOMINATOR ECU
      The new standard in EFI with virtually unlimited capabilities! Integrated electronic transmission control, drive by wire throttle control, dual wideband oxygen sensor capability, extensive amount of inputs and outputs for various combinations, and much more.

      Learn More
    4. HOL-554-143 PART NUMBER
      HOLLEY 554-143 INJECTOR DRIVER MODULE
      HOLLEY 554-143 INJECTOR DRIVER MODULE
      $659.95
      Holley
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      INJECTOR DRIVER MODULE
      Holley EFI Programmable 8 Channel Injector Driver Module - Module Only

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