The Honda Civic 1.8i 16v 140hp (2006 - 2012) produces 140bhp and 173Nm in standard form. Our Stage 1 ECU tuning file raises output to 155bhp and 192Nm, a gain of 15bhp and 19Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.