The Vauxhall Cascada 1.4 Turbo 140hp (2013 ->) produces 140bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 160bhp and 250Nm, a gain of 20bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.