You can find the chip tuning file for your BMW X4 G02 - 2018 -> M40d 326hp 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 X4 G02 - 2018 -> M40d 326hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 326 HP to 360 HP, 680 Torque to 700 Torque.