Cummins Transmission Tuning 68RFE/AISIN -EFI

68RFE-

2010+

Requires previous engine tune with us, 68RFE transmission tuning can not be applied without it

• Increased transmission line pressure for holding more HP and torque
• Revised shift schedule to improve drive-ability
• Keeps the truck on top of the turbo
• Improved shift timing
• Re-designed torque converter lock-up strategy
• Allows power transfer from the engine to the wheels more directly

AISIN-

2013-2024

May be flashed alongside stock ECM tuning

• Revised shift schedule to improve drive-ability
  
• Keeps the truck on top of the turbo
• Improved shift timing
• Re-designed torque converter lock-up strategy
• Allows power transfer from the engine to the wheels more directly

EFI Serial # Required + VIN + TCM Serial

TCM Serial will be the TAN# on the TCM, located to the left of the steering column, driver's footwell

Please email this information to Support@SpeedFarmGarage.com after ordering