The Audi A4 1.8 TFSI 160hp (B8 - 2008 - 2011) produces 160bhp and 250Nm in standard form. Our Stage 1 ECU tuning file raises output to 210bhp and 340Nm, a gain of 50bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.