DIESELR EZ Lynk Transmission Tune File – T93 (2020-2023 6.6L L5P Duramax)DIESELR EZ Lynk Transmission Tune File T93 (20202023 L5P Duramax 6. 6L) is designed for trucks where engine output has already exceeded factory transmission behavior. When engine tuning is added without recalibrating the transmission, shift logic, torque control, and drivability are compromised upstream. This file directly unlocks and calibrates the factory T93 TCM through EZ Lynk. No separate unlock service or additional hardware is required. Shift
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