The Ford Focus 2.5 Turbo ST 225hp (2004 - 2010) produces 225bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 255bhp and 400Nm, a gain of 30bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.