The Vauxhall Antara 2.2 CDTi 184hp (2011 - 2013) produces 184bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 200bhp and 430Nm, a gain of 16bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.