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get your L5P with EZ Lynk T93 Transmission Tune File. Built for 2020–2023 Duramax 6.6L TCM unlock. Smoother shifts, towing confidence, better drivability.
Custom fitments
Tell us about your platform, performance goals, and timeline. We’ll map the parts, confirm availability, and send back a detailed quote with next steps.
Custom fitment brief
Outline your vehicle, performance targets, and timeline. The build desk will confirm availability, pricing, and next steps in writing.
Boost your Powerstroke 6.7L with DIESELR Commander Tune Files. Choose from Level 1 to Level 5 or SOTF for improved power, efficiency, and drivability.
Pre-unlocked Motorcraft ECM for 2020-2022 Powerstroke 6.7L. No unlocking needed—install, flash custom tunes, and boost performance instantly.
DIESELR EZ Lynk Transmission Tune File for 2020–2022 Powerstroke 6.7L trucks. Refined 10-speed tuning with improved shift points, towing response.