GM Duramax L5P - ECM E41 Upgrade & Unlock Kit (2017-2023)
SKU: DT-HP-E41-UK-DPF
Guaranteed safe checkout
Product Description
Product image is for illustrative purposes. Actual item may differ in appearance and branding
E41 L5P ECM Unlock Kit – OBD2, No ECM Removal (2017–2023 Duramax)
Built for diesel truck owners and professional mechanics, this E41 L5P ECM Upgrade & Unlock Kit allows OBD2-based unlocking and tuning on 2017–2023 Chevy Silverado and GMC Sierra 2500/3500 trucks equipped with the 6.6L Duramax L5P.
The process requires no ECM removal and is completed in approximately 20 minutes using a dedicated OBD2 Flash Delete tuning interface and software.
The kit enables ECM read, write, and tuning functions while eliminating common relearn procedures such as immobilizer, crank, or ECM replacement relearns.
Available for use in the United States and Canada only.
Upgrade Your E41 ECM Effortlessly
This E41 ECM Upgrade Kit is designed for 2017–2023 Chevy Silverado and GMC Sierra 6.6L L5P Duramax trucks. The upgrade is completed through the OBD2 port and does not require ECM removal, minimizing the risk of installation mishaps.
No relearn procedures required:
- No IMMO relearn needed
- No crank relearn necessary
- No requirement for "Replace ECM" function
With the kit, OBD2 Flash Delete Tuning Interface, and specialized software, the upgrade process is a breeze, taking just 20 minutes. Upon completion, enjoy comprehensive diagnostics, scanning, data logging, and editing capabilities with lightning-fast write times - only 6 minutes!
This streamlined upgrade guarantees both speed and convenience, ensuring a stress-free enhancement journey.