2017-2023 Duramax EzLynk TCM Tuning Add-On

TCM Tuning now available for the T87A and T93A Global A platform on the EzLynk platform! There is no longer any need to TCM swap or unlock your TCM, these files will flash right in!

The TCM Tuning will dramatically increase the drivability of your Allison by modifying and adjusting your shift points, line pressure, and increasing the holding capacity.