The Audi A6 2.0 TDI 150hp (C7 - 2011 - 2018) produces 150bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 190bhp and 430Nm, a gain of 40bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.