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2017-2023 Duramax 6
WORKS WITH EFI LIVE SOTF TUNING ONLY
This product requires aftermarket modifications
and Fully Customizable Backgrounds
7L CUMMINS WILL REQUIRE THE 2018+ CUMMINS BYPASS CABLE TO FLASH ANY TUNING (See Add-Ons)
ECM Unlock Service 2024-2026 Duramax L5P vin-required 2017-2023 Duramax 6ECM UNLOCK SERVICE REQUIRES YOU TO SHIP YOUR ORIGINAL ECM IN TO HP TUNERS FOR A ONE TIME UNLOCK SHIP YOUR ECM TO: HP Tuners, LLC ATTN: GM E42 ECM Service (L5P, Global B) 700 Eastwood Lane Buffalo Grove, IL 60089 YOU WILL NEED TO ADD YOUR HP TUNERS ORDER NUMBER INSIDE THE SHIPPING BOX, WE WILL PROVIDE YOU WITH THIS AS SOON AS YOUR ORDER IS PROCESSED CUSTOMER IS RESPONSIBLE FOR SHIPPING COSTS TO AND FROM HP TUNERS FOR THIS SERVICE PLEASE INLCUDE YOUR
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