The Porsche Cayenne 3.0 TDI 262hp (958 - 2014 - 2017) produces 262bhp and 580Nm in standard form. Our Stage 1 ECU tuning file raises output to 300bhp and 630Nm, a gain of 38bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.