Fully customized tuning with more than 100+ calibration changes from stock
No hacking wires into control units or fuel pump and turbo sensors
More power and less soot than box programmers
World Class Customer Service team that actually answers the phone!
Recommended Transmission Tuning
Why do you need TCM Tuning?
Works with ECM Tuning to provide smooth shifting and superior drive-ability
Required for the best possible drive-ability
Improve clutch holding capacity with increased line pressure
Advanced Torque converter lock-up strategy
TCM Tuning in the best tool to ensure your engine is operating within its preferred rev range
TCM Tuning is especially important for trucks with:
Custom ECM Tuning
Larger tires (35+)
Modified turbo(s)
Built transmission
Any modification that impacts operating RPMs
Towing & Performance
Use the wider torque curve provided by ECM Tuning
Keep your truck in its power-band when lugging up a grade
Quicker shifts mean less time between gears and more time putting power to the ground
Optimize your aftermarket performance parts
ZF6 Manual Transmission While the ZF6 Manual Transmission has no electronic controller for us to Calibrate, we do build our ECM Tuning to work specifically with them. We understand where to bring the power on in the throttle pedal to keep you shifting smooth and still make more power.
Warning: 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
Year Ranges
Make
Model
Series
Engine
2001-2004
GM/Chevrolet/GMC
Silverado/Sierra
2500HD/3500HD
6.6L Duramax LB7/6.6L Duramax LLY
Property
Values
Year Ranges
2001-2004
Make
GM/Chevrolet/GMC
Model
Silverado/Sierra
Series
2500HD/3500HD
Engine
6.6L Duramax LB7/6.6L Duramax LLY
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