The Volvo XC90 2.4 D4 163hp (2002 - 2014) produces 163bhp and 340Nm in standard form. Our Stage 1 ECU tuning file raises output to 225bhp and 480Nm, a gain of 62bhp and 140Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.