DIESELR MPVI3 Transmission Tune File (2020+ Duramax L5P 6.6L)

Fitment

• 2020-2023 6.6L Duramax
• Requires 4 HP Tuners Credits to flash
• Requires HP Tuners 2020+ 6.6L Duramax Unlocked T93 TCM (Sold Separately) 

Note

• Tune files are built to order and are typically completed within 24-48 hours, however depending on the current order volume of the tuners please allow up to 1-3 business days to ensure your files are completed by when you need them! Highly modified vehicles have longer wait times due to their complexity, wait times on these applications can be 1-5 business days.