Our custom GT3 & GT3 RS ECU Flash calibrated specifically for extracting the maximum performance out of your vehicle. The GT3 series is already a thrill to drive every time you get behind the wheel. With our custom ECU Flash, you can add an additional 25-30 WHP and increase in throttle response.
Our GT3 & GT3 RS ECU Flash requires shipment of the ECU to us, with a very fast turn around time of about 48 hours. Instructional Guide on how to easily remove ECU for shipment automatically emailed to you once order is placed.