The Mazda 3 2.2 CiTD 185hp (2009 - 2013) produces 185bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 210bhp and 460Nm, a gain of 25bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.