GM Duramax L5P TCM Tuning Enhancement Kit (2017–2023)

Description

For off-road use only

Image is for demonstration purposes only. Actual device may vary in color and branding.

Upgrade & Tune Your TCM: A Complete TCM Tuning Bundle for L5P GM Duramax (2017-2023)

Unlock your Duramax’s true potential with Diesel Edge’s exclusive TCM Tuning Bundle for L5P GM Duramax trucks. This bundle includes a brand-new unlocked TCM, advanced tuning files, and necessary tuning credits—everything you need for optimal transmission performance and smoother driving.

Select Your L5P Model Year

Choose the correct model year range for seamless compatibility with your truck:

• 2017-2019: Includes the unlocked T87A TCM, optimized for both 8-speed and 10-speed transmissions.
• 2020-2023: Comes with the T93 TCM, designed for modern vehicles with enhanced programming options.

What’s Included in the TCM Tuning Bundle

This package includes the following components to maximize your TCM upgrade:

• Unlocked TCM (specific to your selected model year).
• GM Duramax L5P – TCM Tune (based on your selected year range).
• 4 Diesel Edge Tuning Credits

Advanced TCM Tuning Features

Get the most out of your transmission with:

• Improved shift schedules
• Optimized shift points
• Finely-tuned shift calibrations
• Torque converter lock-up adjustments
• Transmission line pressure enhancements

Note: The OBD2 Flash Tuning Interface is sold separately. It is included with our All-In-One DPF/DEF/EGR Kits.

📦 Explore the All-In-One Kit Here 📦

If you already have the OBD2 Flash Tuning Interface, provide the serial number when purchasing tuning credits.

Important:

This product is a final sale and non-refundable. Ensure all components meet your needs before purchasing.

🔓Need More Tuning Credits? Click Here

*Please review our Terms & Conditions and Shipping Policy below.*

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