Chaos Custom Tuning MPVI3 Tune Files (2020-2023 Duramax L5P 6.6L)

Fitment

2020-2023 6.6L Duramax

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.

HP Tuners tuning credits are required to load tuning into the vehicle if you have not already purchased credits

Can bus connectors are required when tuning an L5P Duramax, they can be purchased below