The Jaguar XF 2.0 Turbo 300hp (2015 - 2019) produces 300bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 320bhp and 450Nm, a gain of 20bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.