The Audi A6 3.2 FSI 255hp (C6 - 2004 - 2008) produces 255bhp and 330Nm in standard form. Our Stage 1 ECU tuning file raises output to 275bhp and 350Nm, a gain of 20bhp and 20Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.