The Renault Megane 1.9 DTI 100hp (2002 - 2008) produces 100bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 122bhp and 250Nm, a gain of 22bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.