You can find the chip tuning file for your Citroen C6 2006 - 2013 2.2 HDi 173hp 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 Citroen C6 2006 - 2013 2.2 HDi 173hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 173 HP to 203 HP, 370 Torque to 440 Torque.