The Vauxhall Insignia 1.6 Turbo 170hp (2015 - 2017) produces 170bhp and 260Nm in standard form. Our Stage 1 ECU tuning file raises output to 190bhp and 300Nm, a gain of 20bhp and 40Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.