You can find the chip tuning file for your Audi A6 C5 - 1997 - 2004 2.7T 250hp 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 Audi A6 C5 - 1997 - 2004 2.7T 250hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 250 HP to 315 HP, 350 Torque to 480 Torque.