The Porsche Panamera 3.6i 300hp (970 - 2009 - 2013) produces 300bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 320bhp and 425Nm, 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.