You can find the chip tuning file for your GMC Yukon 2000 - 2006 8.1 V8 325hp 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 GMC Yukon 2000 - 2006 8.1 V8 325hp vehicle is the result of a special product by EcuPrime Engineers. In addition, we can increase the power of your vehicle from 325 HP to 345 HP, 597 Torque to 620 Torque.