The Toyota Hilux 2.5 D-4D 144hp (2015 - 2019) produces 144bhp and 343Nm in standard form. Our Stage 1 ECU tuning file raises output to 175bhp and 410Nm, a gain of 31bhp and 67Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.