Porsche XperTune Performance Handheld Tuner - Boxster | Cayman | 2009-2012 FS-POR-9872-ET 901-355-620-0Y 500 inches (38 mm)

500 inches (38 mm)

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Porsche XperTune Performance Handheld Tuner - Boxster | Cayman | 2009-2012 FS-POR-9872-ET 901-355-620-0Y 500 inches (38 mm)Porsche XperTune Performance Handheld Tuner For Porsche 987. 2 Boxster (2009 2012), 987. 2 Cayman (2009 2012) Models. POWER GAINS: Stock Output: 256 Horsepower 214 lb ft Torque Tuned Output: 274 Horsepower 229 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