PPEI transmission calibration for GM 6.6L LML Duramax, model years 2015.5-2016, equipped with Allison 6-speed.
Designed to refine shift timing and torque-converter strategy for the listed application. Compatible flashing devices: EFILive AutoCal V2; FlashScan V2; AutoCal V3; EZ LYNK AutoAgent 2.
Confirm the vehicle configuration and flashing requirements before ordering.
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