The Ford Fusion (USA) 2.5 Duratec 175hp (2013 ->) produces 175bhp and 230Nm in standard form. Our Stage 1 ECU tuning file raises output to 185bhp and 245Nm, a gain of 10bhp and 15Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.