Toyota Tacoma 4.0L 1GR Supercharged Handheld Tuner
OVTune Handheld tuner
OVTune V2 SC Calibrations
OVTune Handheld Tuner software (download)
How It Works:
- Once you receive our ECM Tuning Package you load our software to your windows laptop.(A windows laptop is required and not provided! WINDOWS XP IS NOT SUPPORTED!).You register your software and dump the binary contents of your stock ECU. We then provide you a modified binary to load to the ECU with all of our latest developments.