The Ford Fiesta 1.4i 16v 80hp (Mk5 - 2001 - 2008) produces 80bhp and 124Nm in standard form. Our Stage 1 ECU tuning file raises output to 89bhp and 140Nm, a gain of 9bhp and 16Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.