The Audi Q7 6.0 V12 TDI 500hp (4L MK1 - 2006 - 2010) produces 500bhp and 1000Nm in standard form. Our Stage 1 ECU tuning file raises output to 600bhp and 1200Nm, a gain of 100bhp and 200Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.