The Porsche Cayenne 4.0T S E-Hybrid 680hp (E3 - 2018 - 2023) produces 680bhp and 900Nm in standard form. Our Stage 1 ECU tuning file raises output to 750bhp and 1000Nm, a gain of 70bhp and 100Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.