The Toyota Auris 2.0 D4-D 124hp (2012 - 2015) produces 124bhp and 310Nm in standard form. Our Stage 1 ECU tuning file raises output to 150bhp and 360Nm, a gain of 26bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.