You can find the chip tuning file for your Alpina B5 F10/11 - 2010 - 2013 B5 Bi-Turbo 540hp 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 Alpina B5 F10/11 - 2010 - 2013 B5 Bi-Turbo 540hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 540 HP to 575 HP, 730 Torque to 800 Torque.