You can find the chip tuning file for your Mercedes-Benz CLS C218 - 2010 - 2014 63 AMG Bi-Turbo 525hp 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 CLS C218 - 2010 - 2014 63 AMG Bi-Turbo 525hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 525 HP to 620 HP, 700 Torque to 900 Torque.