You can find the chip tuning file for your Audi S4 B9 - MK1 - 2016 - 2019 3.0 TFSI 354hp 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 S4 B9 - MK1 - 2016 - 2019 3.0 TFSI 354hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 354 HP to 400 HP, 500 Torque to 550 Torque.