Our Custom Sport Tune
Peak Horsepower & Torque
Who Wants this Tune?
Inappropriate use of the Sport Tune
Custom Tuning from DuramaxTuner.com
SPADE / EFI Live Autocal v3 Included
Recommended Transmission Tuning
Why do you need TCM Tuning?
TCM Tuning is especially important for trucks
Towing & Performance
This product can expose you to chemicals that are known to the State of
California to cause cancer. For more information, visit www.P65warnings.ca.gov