You can find the chip tuning file for your Mercedes-Benz R 2006 - 2010 300 CDI 190hp vehicle on our site. These files are created especially for you and handed to you. All our Tuning files are extensively tested on Dynometer. The development of the tuning file for your Mercedes-Benz R 2006 - 2010 300 CDI 190hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 190 HP to 260 HP, 440 Torque to 600 Torque.