The Jaguar XF 2.2 D 163hp (upto 2015) produces 163bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 235bhp and 520Nm, a gain of 72bhp and 120Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.