Unlock the Power: GM Duramax L5P Unlocked E41 ECM
Enhance your Chevrolet Silverado or GMC Sierra 2500/3500 6.6L Duramax with Tuner Depot’s L5P Modified ECM Purchase. Experience optimized tuning, without the hurdles of traditional modifications.
Select the model year of your truck to ensure compatibility. Options available: 2017, 2018-2021, and 2022-2023.
Benefits of the L5P Modified ECM:
- Receive a pre-modified, unlocked ECM tailored for your vehicle.
- Retain your original ECM, ensuring it remains untouched.
- No need to ship out your original ECM.
- After installation, remember to perform an Immobilizer Relearn and a Crank Relearn. An SPS subscription or GM dealer tool is necessary for the Immo Relearn.