You can find the chip tuning file for your Audi A4 B6 - 2001 - 2004 1.9 TDI 100hp 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 A4 B6 - 2001 - 2004 1.9 TDI 100hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 100 HP to 140 HP, 240 Torque to 320 Torque.