The Subaru WRX 2.0T 286hp (2015 - 2017) produces 286bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 300bhp and 400Nm, a gain of 14bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.