DIESELR Commander E46 Tune Files (2020-2022 Duramax LM2 3.0L)

Unlock the full potential of your Duramax LM2 3.0L engine with DIESELR Commander E46 Tune Files. Tune your engine with confidence using this trusted product from DIESELR.

• Requires E46 ECM to be unlocked (8 Commander Credits to unlock)
• Requires 8 Commander Credits to flash
• Levels 1, 2 or 3