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Holley 550-601

HP EFI ECU And Harness Kit for TPI and Holley Stealth Ram

Holley 550-601


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Estimated ship date 06/26/17 if Ordered Today
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Holley 550-601 HP EFI ECU And Harness Kit for TPI and Holley Stealth Ram $1,707.95
HP EFI ECU & Harness Kit
  • GM TPI and Holley Stealth Ram
  • Bosch Oxygen Sensor

  • Holley 550-601 Details

    ECU & Harness

  • Simple Installation - Plug And Play
  • More Functionality
  • Easy To Use
  • Ideal For Everything
  • Industry Leading Self Tuning Fuel Strategy
  • ECU Is Fully Potted And Can Be Mounted In Engine Compt Or Intr.
  • Sealed Automotive And Marine Grade Connectors

  • Specifications:

    Sold individually
    Manufacturer's Part Number:

    Replace your carburetor with a "Bolt on and Go" TBI system that also allows you to tune as well HP EFI throttle body kits are a direct replacement for a square flange carburetor. Plug and play connectors make installation a snap and by utilizing a laptop (or the optional 5.7" full color touch screen LCD) along with the HP's self-tuning capabilities, you will be up and running in no time. Come with most all parts necessary for a complete installation including throttle body, ECU, wiring harness and sensors. Fuel pump available separately to fit your requirements.

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