The Subaru Levorg 2.0 GT-S 268hp (2015 - 2019) produces 268bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 300bhp and 400Nm, a gain of 32bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.