You can find the chip tuning file for your Audi TT 1998 - 2006 ( 8N ) 1.8T 20V 163hp 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 TT 1998 - 2006 ( 8N ) 1.8T 20V 163hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 163 HP to 220 HP, 225 Torque to 335 Torque.