The Audi A4 2.0 FSI 150hp (B7 - 2004 - 2008) produces 150bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 165bhp and 220Nm, a gain of 15bhp and 20Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.