The Audi Q7 3.0 TDI 233hp (4L MK1 - 2006 - 2010) produces 233bhp and 500Nm in standard form. Our Stage 1 ECU tuning file raises output to 285bhp and 580Nm, a gain of 52bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.