The Volvo S80 2.4 D5 163hp (1998 - 2006) produces 163bhp and 340Nm in standard form. Our Stage 1 ECU tuning file raises output to 195bhp and 420Nm, a gain of 32bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.