1996 and up GM EFI custom tuning.

Speed density and MAF tuning available
Base tunes adjust abuse settings, torque management, firm up shift points,
optimize timing, calibrate speed sensor, and much more.  We can disable
rear O2's*

Full Custom tunes available for wild combinations.  Call for more info

GM tuning is accomplished by re-flashing the factory PCM with a custom
calibration for your parts.




* All custom tunes are designed for off-road applications.
* Disabled rear O2 sensors are for off-road applications only.