Download [new] Software Rextor Pro Drag 2 May 2026

Make small changes and test thoroughly rather than making large jumps in timing or fueling.

A compatible USB-to-Serial adapter cable is required to bridge the PC and the ECU.

Modify the RPM ceiling to maximize the power band of the engine. download software rextor pro drag 2

The is a dedicated tuning interface designed specifically for Rextor’s programmable ECU line. Unlike standard factory ECUs that are locked for emissions and safety, the Pro Drag series allows users to modify the engine's parameters to prioritize power, torque, and throttle response for closed-course racing environments. Key Features:

Adjusting the tune based on ambient humidity and temperature at the race track. Make small changes and test thoroughly rather than

Turn the vehicle's ignition to the "ON" position (without starting the engine) and use the software's connect function to sync with the ECU. Safety and Best Practices

Typically compatible with Windows 7, 8, 10, or 11. The is a dedicated tuning interface designed specifically

View live data from engine sensors while the vehicle is being tested on a dyno or at the track. Why You Need the Software