You can find the chip tuning file for your BMW 3 serie E90/E91 - 2005 - 2010 328i 230hp 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 3 serie E90/E91 - 2005 - 2010 328i 230hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 230 HP to 274 HP, 300 Torque to 325 Torque.