The Mazda 3 2.2 SkyActiv-D 150hp (2016 - 2018) produces 150bhp and 380Nm in standard form. Our Stage 1 ECU tuning file raises output to 175bhp and 410Nm, a gain of 25bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.