ECM/TCM Unlocking, tuning and monitoring is now possible, right from the cab of your truck with the exciting release of Evolution CTS3 for 2017-2019 GM L5P Duramax. After the massive success of our EvoHT2 and Locksmith device, we now offer the same class leading tuning and first of it's kind ECM unlocking technology with the industry's leading touchscreen monitoring device, the CTS3. Using our revolutionary Locksmith device and included unlock cable, the Evolution CTS3 now offers complete ECM unlocking for 2017-2019 models. Our Evolution for GM Diesel has supported 2001-2016 model years and sold thousands of devices, the addition of 2017-2023 L5P Duramax completes our Duramax tuning support for complete market domination. This is a complete all-in-one device, saving you time and money over the competitive offerings in the space when it comes time to modify your late model GM diesel truck. Evolution CTS3 offers massive power gains (as much as 150hp/350tq to the tires) with improved throttle response, quicker turbo spool-up, better fuel economy and user control over their driving experience, don't wait and unlock your L5P's max potential. Purchase Evolution CTS3 today! A PC and our downloadable Update Agent software will be required in order to complete this tune process **Device can unlock and tune only one vehicle. Once the ECM is unlocked and flashed, the flash can be returned to factory settings, but the Unlock process can not be reversed. If VIN lock and ECM Unlock has been completed, device is non-returnable