The Ford Focus 1.8 TDCi 100hp (1998 - 2005) produces 100bhp and 240Nm in standard form. Our Stage 1 ECU tuning file raises output to 140bhp and 350Nm, a gain of 40bhp and 110Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.