The Jaguar XF 3.0 TDV6 275hp (upto 2015) produces 275bhp and 600Nm in standard form. Our Stage 1 ECU tuning file raises output to 325bhp and 675Nm, 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.