DIESELR EZ Lynk Tune Files (2017-2019 Duramax L5P 6.6L)

2017–2018.5 L5P Duramax trucks may require the ECM to be unlocked before tuning with EZ Lynk. Our team can confirm if your truck is affected and walk you through the process.

For 2017–2019 Duramax L5P 6.6L owners who demand more than factory limits, DIESELR EZ Lynk Tune Files deliver real-world power and drivability. These tunes are built for serious performance—whether you’re towing heavy, daily driving, or chasing maximum horsepower.

Options Available:

• Single Tune – A custom-built calibration for one performance level, improving throttle response, torque, fuel economy, and pulling capability.

• Full Support Pack – Includes ongoing tuning support, allowing adjustments as you add upgrades or change setups in the future.

Key Benefits:

✔ Custom calibrations designed for Duramax L5P 6.6L (2017–2019)
✔ Maximized torque and horsepower across the powerband
✔ Improved shift points for smoother drivability and better fuel efficiency
✔ Optimized throttle control and towing confidence
✔ Built for safe, reliable long-term performance

Forget stock settings that hold your truck back—DIESELR EZ Lynk Tune Files (2017–2019 Duramax L5P 6.6L) are precision-designed to give you the power and responsiveness your truck should have had from the start.