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

Different power levels can be written under request and/or depending on modifications to the vehicle. As all tune files are custom; this will give you a general idea of what you could or can get.

• Level 1 0 HP
• Level 2 50 HP
• Level 3 80 HP
• Level 4 125 HP
• Level 5 180 HP