The Audi A4 3.0 V6 TDI 204hp (B7 - 2004 - 2008) produces 204bhp and 450Nm in standard form. Our Stage 1 ECU tuning file raises output to 280bhp and 575Nm, a gain of 76bhp and 125Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.