The Renault Megane 1.5 dCi 110hp (2016 - 2020) produces 110bhp and 260Nm in standard form. Our Stage 1 ECU tuning file raises output to 135bhp and 310Nm, a gain of 25bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.