2017-23 GM/Chevy L5P Duramax HP TUNERS Tuning Kit
2017 to 2023 GM and Chevrolet L5P tuning utilizing HP Tuners
Introducing the long overdue public release of our L5P tuning
Single tune or SOTF tune option
SOTF tuning utilizes steering wheel controls to select power level
SOTF power levels
- stock power
- 50HP
- 90HP
- 140HP
- 180+HP
TCM tuning option
We have developed a legendary combination of shift timing, line pressure adjustments and lock up strategies to complete your tuning experience.

