You can find the chip tuning file for your BMW Z4 E89 - 2009 - 2018 1.8i 156hp 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 Z4 E89 - 2009 - 2018 1.8i 156hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 156 HP to 260 HP, 270 Torque to 380 Torque.