The Renault Megane RS 2.0 Turbo 225hp (2002 - 2008) produces 225bhp and 300Nm in standard form. Our Stage 1 ECU tuning file raises output to 255bhp and 360Nm, a gain of 30bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.