The Renault Koleos 2.0 dCi 175hp (2017 - 2018) produces 175bhp and 360Nm in standard form. Our Stage 1 ECU tuning file raises output to 210bhp and 440Nm, a gain of 35bhp and 80Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.