The market and our competition didn't think it was possible, but here it is. Edge Products is excited to announce GM L5P Duramax diesel flash tuning with In-Vehicle ECM unlocking capabilities. That's right, flash your 2017-2019 GM Diesel with the all-new EvoHT2 programmer, without removing the ECM for unlock. Using our revolutionary Locksmith device and included unlock cable, the EvoHT2 now offers complete ECM unlocking without touching the ECM. No ECM cores to deal with. No finicky ECM harnesses to disconnect. No ECM swaps required. No shipping ECM's across the country. A complete plug and play flash tuning solution for 2017-2019 GM diesel owners. This all-new process completely changes everything you once knew about tuning your L5P Duramax and will lead our industry into the future with even more capabilities, saving you time and money when it comes time to modify your truck. The EvoHT2 offers massive power gains (as much as 150hp/350tq to the tires) with improved throttle response, quicker turbo spool-up, better fuel economy and total control over your driving experience. Enable our 'Remember Last Setting' feature that allows your truck to remember your Tow/Haul, Grade Braking, and Exhaust Brake settings every time you start your truck. The EvoHT2 is a great tuning option with simple and easy to use interface, color screen and great visuals, and four pre-loaded tunes to meet every owners specific needs. Whether you're looking to improve your daily driving mileage, your towing performance or just shred some tires our EvoHT2 offers it all. Unlock your L5P's max potential with Edge flash tuning today!