The Audi Q3 45 TFSI-e 245hp (F3 - 2019 ->) produces 245bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 270bhp and 450Nm, a gain of 25bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.