2019-2021 6.7L Cummins EZ Lynk Tuning

For 2019-2021 Cummins 6.7L owners who want better throttle response, more torque, and serious pulling power, DIESEL DNA EZ Lynk Cummins 6.7L Tune Files (2019-2021) deliver real-world performance gains. Whether you're hauling, daily driving, or pushing for maximum power, these custom tunes ensure your truck runs at its best.

We offer:

• Single Tune – Built for specific power needs, delivering improved drivability, better fuel efficiency, and increased towing strength.

• SOTF 5 Tunes – Switch-on-the-fly between five custom-calibrated power levels, giving you control over performance for different driving conditions.

• Full Support Pack – Unlimited tuning support for maximum performance and adaptability over time. Includes both Single and SOTF Tune Packs.

Each DIESEL DNA EZ Lynk Cummins 6.7L Tune File (2019-2021) is custom-built to remove weak factory limitations and provide smoother acceleration, better shifting, and increased fuel mileage. Our tunes allow for fine-tuned adjustments to boost horsepower and torque without compromising reliability.

Engine Tuning

Our SOTF Tune pack will allow you to turn down power if you are towing heavy or simply want a fast sporty daily driver from the flip of a switch! 

If you want a basic Tune file, We have those too! Pick one of our single HP added tune files, you can go wrong either way!

Heavily Modified Trucks that may have large turbo chargers or compound turbochargers makes our day exciting! We will work with you to dial in your setup. Please be as descriptive as possible in the mods "text box" and we will make your dream come true!

Power Levels For CCV SOTF are as followed;

0-150HP CCV5 Modes (Switch has "5" positions)                                   
Stock – 0HP
Tow – 40HP
Light Tow – 60HP
Daily – 120HP
Race – 150HP