The Audi A3 1.4 TFSI 150hp (8V - Mk1 - 2012 - 2016) produces 150bhp and 250Nm in standard form. Our Stage 1 ECU tuning file raises output to 170bhp and 320Nm, a gain of 20bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.