MRP Benchtop Harness for Holley EFI

$155.00$170.00

SKU: benchtop-01 Category:

Bench Top Holley EFI Harness

Step up your tuning and testing capabilities with our new benchtop Holley EFI Harness.

This harness is designed for the benchtop testing and setup of the following systems.

  • Holley Terminator X/Max ECU.
  • Holley HP ECU.
  • Holley Dominator ECU.
  • Holley 7″ dash (requires CAN splitter).

This harness is a great tool for both tuners and DIYers, allowing you to upload/change tunes, perform firmware updates, and pre-configure dash layouts without needing everything installed in the vehicle.

Comprehensive Connectivity: The harness comes equipped with pre installed and labeled connectors for:

  • CAN for connecting to your laptop.
  • P1A for connecting to your Holley ECU connector J1A.
  • Main Power plug for powering up your ECU.
  • Pigtail for connecting to 12v battery or 12v benchtop power supply. (Battery/power supply not included)
    • Optional adapter for using Milwaukee M18 battery.

User-Friendly Power Switch: An installed light up power switch facilitates a quick and easy on/off 12v “ign” power. No need to run or jump extra wiring.

Flexible Testing Capabilities: Perfect for ECU diagnostics that don’t require a running engine, this harness allows for firmware updates and 7” dash calibrations in a controlled environment.

Whether you’re tuning a race car or preparing for a project build, our bench top Holley EFI harness is your go-to solution for efficient and effective EFI management. Streamline your workflow and optimize your performance setup today!

 

 

*This harness is NOT eligible for returns/refunds.

*MRP Fuel Injection, LLC is not responsible for any damaged or bricked ECUs/dashes related to using this harness. If using an M18 battery to power your system, it is recommended to NOT use a fully charged battery.

Add M18 Adapter

Yes + $15, No

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