The Audi A6 2.8i 193hp (C5 - 1997 - 2004) produces 193bhp and 280Nm in standard form. Our Stage 1 ECU tuning file raises output to 210bhp and 300Nm, a gain of 17bhp and 20Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.