The Volvo V50 2.0 D4 163hp (2007 - 2012) produces 163bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 185bhp and 450Nm, a gain of 22bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.