Description: This MM3 Tuner is a perfect fit for 2019 - 2021 Dodge Ram trucks with a 6.7L Cummins engine. If you already own the tuner and only need tune files, just click here. Based on the Smarty Touch hardware platform, the MM3 is specifically designed for the custom - tuning market and professional tuners. It's an all - in - one device that offers advanced monitoring and can run any tuning you choose. Paired with CCS Custom Tuning, it's tailored for you and your truck, not a generic pre - written file. Part Number: MM3 - Tuner. The MM3 Tuner comes fully installed out of the box and has one of the fastest ECM downloads in the industry, taking under 6 minutes for a typical update. As an 'Open Tuning Platform', it allows you to load any tuner files at any time. It can easily load tuning software files from CCS tuning and adapt to any file format. Working principles are similar to the Smarty Touch. Features include a 4.3' touch display, twin CPU design, freely configurable gauge range, fastest display startup (4 seconds), fast download, easy install, updateability, audible & visible alarm settings, record max values, configurable min & max alarms, and automatic ECM unlocking. CCS Tuning for 2019 - 2021 offers single - tune options like 25hp Tow, 45hp Economy, 75hp Daily, 90hp Street, and 120hp Race. Higher power levels are possible with proper supporting modifications. Note that on 2019 - 2021 trucks, you can't currently adjust the TPMS via the MM3 device, and a future update is planned without an ETA.

Using the MM3 Tuner is straightforward. First, make sure your truck is a 2019 - 2021 Dodge Ram with a 6.7L Cummins engine. If you already have the tuner and just need the tune files, click on the provided link. When you receive the MM3 Tuner, it's ready to use right out of the box. The installation is easy, and you can start enjoying its features quickly. You can choose a single - tune option from CCS Tuning such as 25hp Tow, 45hp Economy, etc. Just input your tune choice in the notes. Remember, if you want higher power levels, you'll need to have the proper supporting modifications and let us know the HP level and the modifications. As for maintenance, since it's an updateable device, keep an eye out for software updates to ensure optimal performance. Be aware that on 2019 - 2021 trucks, you can't adjust the TPMS via the MM3 device for now, but an update is coming.