ATS T50/T87 TCM Upgrade for 2011-2015 6.6L GM Duramax LCT1000 Transmission

The ATS T50/T87 TCM Upgrade is designed for 2011-2015 GM 6.6L Duramax trucks equipped with the LCT1000 transmission, providing improved shift control, enhanced durability, and optimized transmission performance. This transmission control module (TCM) upgrade ensures smoother shifting, increased torque capacity, and improved drivability under all driving conditions.

Advanced Transmission Control

The ATS TCM Upgrade enhances transmission operation by refining shift points, improving line pressure control, and reducing unnecessary gear hunting. The improved calibration ensures better power delivery and minimizes transmission slip, leading to increased efficiency and performance.

Comprehensive Performance Upgrade

This TCM upgrade is ideal for towing, performance applications, and daily driving. By optimizing shift timing and torque management, it provides quicker, more precise shifts and ensures transmission longevity.

Key Features:

Designed specifically for 2011-2015 GM 6.6L Duramax trucks with LCT1000 transmissions, this upgrade enhances shift quality and overall transmission response. The refined transmission tuning improves torque handling and acceleration. The upgraded TCM eliminates common transmission lag, delivering smoother and firmer shifts. Designed for heavy-duty towing and performance applications, this upgrade improves throttle response and driving experience.

Optimized for Heavy-Duty Applications

Whether towing heavy loads, daily commuting, or running performance modifications, the ATS T50/T87 TCM Upgrade ensures consistent power delivery and smoother gear transitions. The improved shift mapping reduces transmission stress, increasing its lifespan.

Built for Long-Term Reliability

Constructed with advanced tuning technology, the ATS TCM Upgrade maximizes transmission performance while maintaining reliability. The refined tuning strategies ensure efficient power transfer and consistent performance in all driving conditions.

Upgrade your 6.6L Duramax with the ATS T50/T87 TCM Upgrade for improved shift control, enhanced transmission durability, and optimized drivability.

ATS TCM Upgrade, A50 or T14 to T87
Fitment: 2011- Early 2015 GM 6.6L Duramax