The Audi Q7 4.2 FSI 350hp (4L MK1 - 2006 - 2010) produces 350bhp and 440Nm in standard form. Our Stage 1 ECU tuning file raises output to 367bhp and 458Nm, a gain of 17bhp and 18Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.