The Porsche Panamera Sport Turismo 2.9T 440hp (2017 - 2019) produces 440bhp and 550Nm in standard form. Our Stage 1 ECU tuning file raises output to 530bhp and 660Nm, a gain of 90bhp and 110Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.