You can find the chip tuning file for your BMW 4 serie GC F36 - 2014 - 2016 435i PP 339hp 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 BMW 4 serie GC F36 - 2014 - 2016 435i PP 339hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 339 HP to 365 HP, 450 Torque to 520 Torque.