Evo Chip Tuning Files offers high precision and custom-developed ECU Tuning Files and tuning services for your diesel as well as petrol engines to power up your cars while increasing fuel efficiency.
You can find the chip tuning file for your Audi A4 B8 - 2012 - 2015 RS4 4.2 V8 FSI 450hp 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 B8 - 2012 - 2015 RS4 4.2 V8 FSI 450hp vehicle is the result of a special product by Pyhera Engineers. In addition, we can increase the power of your vehicle from 450 HP to 470 HP, 430 Torque to 450 Torque.
