You can find the chip tuning file for your Mercedes-Benz SLK R171 - 2004 - 2010 200 K 163hp 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 Mercedes-Benz SLK R171 - 2004 - 2010 200 K 163hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 163 HP to 175 HP, 240 Torque to 255 Torque.