Transmission Tune Only for EFI Live AutoCal v3 Duramax LMM (2007.5-2010)filter sort
If you have Motor Ops ECM tuning, you can add transmission tuning with an online purchase. If you have not done Motor Ops ECM tuning, please call us.
- 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
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