You can find the chip tuning file for your BMW 5 serie E60/61 - 2003 - 2010 525D 197hp 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 5 serie E60/61 - 2003 - 2010 525D 197hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 197 HP to 250 HP, 400 Torque to 500 Torque.