Holley EFI 558-127 Benchtop Testing Harness
Benchtop Test Harness for Firmware Updating, Dash Configuration, and ECU Testing
Vehicle emissions regulations are not applicable to this item.See Emissions Details
- Terminated connectors for several EFI inputs
- Included power switch allows for a quick “install” on your test bench
- Great for ECU diagnostics that do not require a running engine, firmware updates, or 7” dash calibrations
- Works with HP, Dominator, Terminator X, Terminator X Max, and Sniper ECU's, as well as 7" dashes
- Has pre-terminated connectors for these sensor inputs: CAN, Crank, Cam, TPS, Input #1, P1A, Main Power, & Sniper EFI main harness connectors
|Product Type||EFI Testing Harness|
|Manufacturer Part Number||558-127|
Vehicle emissions regulations are not applicable to this item.
Be the first to write a review
*Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.
Some parts are not legal for use in California or other states with similar regulations.