The Jaguar XF R 5.0 V8 Supercharged 510hp (upto 2015) produces 510bhp and 625Nm in standard form. Our Stage 1 ECU tuning file raises output to 560bhp and 700Nm, a gain of 50bhp and 75Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.