The Volvo S90 2.0 T5 254hp (2016 ->) produces 254bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 275bhp and 420Nm, a gain of 21bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.