The Vauxhall Insignia 2.0 CDTi 140hp (2013 - 2015) produces 140bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 190bhp and 400Nm, a gain of 50bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.