The Audi Q3 2.0 TDI CR 140hp (U8 - 2011 - 2015) produces 140bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 185bhp and 410Nm, a gain of 45bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.