Porsche XperTune Performance Handheld Tuner - Cayman | 2016 FS-POR-981GT4-ET 928-521-147-02-01C Maintaining a lower operating temperature

Maintaining a lower operating temperature will improve both the performance and longevity of your Porsche Cayman or Boxster engine

Not only does it add a sleek touch to your console

Get ready to turn heads on the road

Turbo and Turbo S (2001-05)

Porsche XperTune Performance Handheld Tuner - Cayman | 2016 FS-POR-981GT4-ET 928-521-147-02-01C Maintaining a lower operating temperaturePorsche XperTune Performance Handheld Tuner For Porsche 981 Cayman GT4 (2016 2016) Models. POWER: Stock Output: 385 Horsepower 310 lb ft Torque Tuned Output: 415 Horsepower 332 lb ft Torque TUNING PROCESS: Read Stock Data: Utilize the provided handheld device to read the original vehicle data through the OBD II port. Write ECU Tune: Transfer the new ECU tune file to the handheld device, and then upload it to the vehicle's ECU using the handheld. Enjoy