The GWM H3 2.5 TCI 107hp (2005 - 2012) produces 107bhp and 300Nm in standard form. Our Stage 1 ECU tuning file raises output to 130bhp and 340Nm, a gain of 23bhp and 40Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.