The Mazda BT-50 2.5 CiTD 143hp (All) produces 143bhp and 330Nm in standard form. Our Stage 1 ECU tuning file raises output to 180bhp and 420Nm, a gain of 37bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.