MM3 Touchscreen Tuner (Cummins)

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Regular price $1,149.00 CAD

Product details

  • Type Tuning Device
  • Vendor MM3

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Ask an expert at OCDiesel!

Every device can store up to 4 different VIN numbers, 1 license is installed and more can be ordered as needed. You can request licenses by going to into the menu, config tools, then unlock codes. You can choose how many licenses you need. Once you select the desired quantity you can proceed and order.


  • Dodge Ram Cummins | 1998 - 2021


  • 4.3″ Touch Display. Resolution 480 x 272 – 16.3 million colors.
  • Two devices: MM3 Touch Display and MM3 Controller each with its own CPU.
  • The Display for the graphics & user interface and the controller for communicating with the ECM.
  • Twin CPU design. The fastest Display & Tuner on earth!
  • Fastest display start up in the industry. Just four seconds!
  • Fastest PID refresh speed in the industry.
  • Fastest ECM download in the industry, up to three times faster than the competition, a typical ECM update takes 1.5 to 6 minutes, depending on the model year.
  • Small micro USB cable connecting the display and the controller for easy installation.
  • Micro SD card for simple and fast updates (included).
  • Fully Internet update-able. Updates are always FREE!
  • Micro SD card can store multiple UDC custom tunes.
  • Works with any Micro SD FAT file system formatted card.
  • EGT sensor  Reads accurately up to over 2200°F.
  • Four dashboards, each configurable with five different gauge layouts.
  • Freely configurable gauge(s) range.
  • Two alarms (high and a low range) can be configured for each PID.
  • Audible and/or visible alarms can be configured.
  • Configured ranges are also displayed through colored bars in all digital gauges.
  • Configurable PID refresh speed.
  • Each gauge stores/updates and displays the max reached PID value continuously.
  • Recorded max values can be reset at any time.
  • Customize-able display background.
  • Adjustable sound feedback for alarms.