EZ Lynk Transmission Tuning — 2017–2023 L5P Duramax
After purchase, you’ll receive a follow-up email to submit the personalized vehicle information required to complete your order.
Model Coverage
- 2017–2019 → T87A TCM
- 2020–2023 → T93 TCM
Device Requirement:
EZ Lynk Auto Agent is required and sold separately.
TCM Unlock Requirement
Both T87A and T93 transmission control modules must be unlocked before custom transmission tuning can be installed.
The unlock and tuning process is completed through EZ Lynk when flashing your custom file.
FULL CUSTOM TRANSMISSION TUNING + LIFETIME SUPPORT
Our L5P transmission tuning is engineered for trucks that work hard and make power.
Whether you tow heavy, daily drive, or run a high-horsepower setup, this tuning improves how your transmission handles load, power, and heat.
Benefits Include:
✔ Improved shift quality
✔ Better towing performance
✔ Increased clutch holding capacity
✔ Reduced transmission stress
✔ Smoother drivability
✔ Increased transmission longevity
✔ Optimized performance for stock or modified trucks
Built for reliability, drivability, and power handling — this is the upgrade your L5P transmission needs to perform the way it should.