The Volvo XC70 2.4 D5 Polestar 230hp (2012 ->) produces 230bhp and 470Nm in standard form. Our Stage 1 ECU tuning file raises output to 245bhp and 500Nm, a gain of 15bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.