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Ships within 48 hours · Estimated delivery Aug 4 - Aug 9
Notes: Not for use on trucks that are factory pre-lifted/leveled or that have the "off-road package" like Tremor Edition
Extend oil change interval
Note: The 2018-2021 6
Supported Platforms (E66 Global B)
CCT EFI Live A40-A50 Transmission Tune Files (2001-2016 6.6L Duramax) INTAKE KITS 2014-2019 ECODIESEL Notes: Not for use onOverview: The Chaos Custom Tuning EFI Live A40 or A50 Transmission Tune Files are meticulously crafted for 2001 2016 Duramax 6. 6L transmissions (LB7, LLY, LBZ, LMM, LML). These tunes are designed to improve shift patterns, enhance transmission longevity, and deliver a smoother, more responsive driving experience. Compatibility: Perfectly compatible with 2001 2016 Duramax 6. 6L models equipped with A40 or A50 transmission controllers. Ensure your