The Porsche Cayenne 3.6 V6 290hp (957 - 2007 - 2010) produces 290bhp and 385Nm in standard form. Our Stage 1 ECU tuning file raises output to 310bhp and 410Nm, a gain of 20bhp and 25Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.