The Volkswagen Touareg 5.0 TDI V10 R50 350hp (2007 - 2010) produces 350bhp and 850Nm in standard form. Our Stage 1 ECU tuning file raises output to 400bhp and 970Nm, a gain of 50bhp and 120Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.