Holley EFI - 558-127

Holley EFI Benchtop Harness

Benchtop Wiring Harness; Incl. CAN/Crank/Cam/TPS/Input 1/P1A/Main Power/Sniper EFI Connectors;

Designed for benchtop testing and setup of HP, Dominator, Terminator X, Terminator X Max, and Sniper ECUs, as well as 7 in. dashes. Great for ECU diagnostics, firmware updating, or pre-configuring dash layouts without being in the vehicle. Harness has pre-terminated connectors for the following sensor inputs: CAN, Crank, Cam, TPS, Input #1, P1A, Main Power, and Sniper EFI connectors for a Sniper main harness. Also includes a power switch for quick setup in your workspace. Power and Ground flying leads need to be connected to your battery or power supply. (Not included)

• 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
• Included power switch