Unlock the full potential of your 2017–2023 Chevy Silverado or GMC Sierra 6.6L L5P Duramax with the Edge EvoHT2 Handheld Tuner, the easy-to-use and budget-friendly flash tuner built for real-world performance. The EvoHT2 comes preloaded with proven tunes designed specifically for towing, daily driving, fuel economy, and all-out performance, so you can select the calibration that best fits your needs. Just flash the ECM, unplug the device, and store it away, it’s that simple.\nTo enable tuning on the latest L5P Duramax platform, the Edge Locksmith tool is required (included) to unlock the factory ECM and TCM. Once unlocked, the EvoHT2 gives you access to safe, emissions-compliant power gains that improve throttle response, drivability, and pulling strength.
