The Vauxhall Vectra 2.8T V6 280hp ((C) - 2002 - 2009) produces 280bhp and 355Nm in standard form. Our Stage 1 ECU tuning file raises output to 300bhp and 450Nm, a gain of 20bhp and 95Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.