The Porsche Macan S 3.0T 355hp (2019 - 2021) produces 355bhp and 480Nm in standard form. Our Stage 1 ECU tuning file raises output to 400bhp and 600Nm, a gain of 45bhp and 120Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.