The Nissan X-Trail 2.0 DCi 173hp (upto 2014) produces 173bhp and 360Nm in standard form. Our Stage 1 ECU tuning file raises output to 210bhp and 450Nm, a gain of 37bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.