2011-2016 6.6L Duramax tuning comes with 5 Tunes.

GDP EZ LYNK AutoAgent 2 2011-2016 6.6L DURAMAX
The AutoAgent connects to the vehicle via the OBDII port and broadcasts a wifi access point (AP) which allows a wireless connection to the vehicle using any iOS or Android device. By launching the free EZ LYNK application, engine data is seamlessly streamed to the phone or other smart device. The AutoAgent also has the capability to reflash vehicle system controllers with ECU profiles shared by technicians.