You can find the chip tuning file for your McLaren 650S All 3.8 V8 650hp 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 McLaren 650S All 3.8 V8 650hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 605 HP to 700 HP, 678 Torque to 740 Torque.