Competition EZ Lynk Auto Agent Tuning W/ Switch for Dodge Cummins 10-18 6.7L
EGR can remain intact with tunes in vehicle.
Comes with 5 files
Level 1 Tow
Level 2 Street
Level 3 Performance
Level 4 Extreme
Smart phone not included. Must have a capable device running on iOS Apple Software or Android Software. Can be used on an iPad as well.