The Nissan GT-R with COBB Tuning AccessPORT v2 Programmer computer will dramatically increase horsepower and bypass the speed limiter. The COBB's Tuning AccessPORTs has Power, Flexibility, and Control for your GTR ECU. The COBB Tuning AccessPORT is the industry leading OEM ECU flashing, managing and monitoring assistant. Unlock power hidden within the ECU by replacing conservative factory settings with more aggressive calibrations. The result is impressive gains in torque and horsepower while maintaining a high degree of safety. The COBB Tuning AccessPORT comes with pre-installed maps that are optimized for common performance modifications. COBB is not just a "piggyback" once vehicle's computer has been programmed by the COBB AccessPORT, it can be removed and the settings will stay on your computer.

The ECU reflashes COBB AccessPORT features enhancements such as on the fly mode switching, data monitors, reading DTCs, performance monitors and more. The COBB Tuning AccessPORT flexibility ranges from simply loading one of the included performance maps designed for common modifications, all the way to complete custom map authoring using our powerful COBB Tuning AccessPORT software. Extract maximum power from virtually any modification while retaining the drivability and sophistication inherent in the OEM ECU. With the added ability to adjust timing and idle, the COBB Tuning AccessPORT is truly more than just a COBB programmer, it is the ultimate all in one solution for the Nissan GT-R enthusiast.