Improve the drivability and power handling of your 68RFE transmission with increased line pressures, adjusted shift points and converter lockups and much more with our custom transmission tuning!
Note:
- Vehicle must already be licensed with AMDP to receive transmission tuning.
- The 2018-2021 6.7L Cummins requires a star module unlock cable to the ECM on the 2018+ Trucks.
