The Mercedes A 180 CDI (1500ccc) 109hp (W176 - 2015 - 2018) produces 109bhp and 260Nm in standard form. Our Stage 1 ECU tuning file raises output to 135bhp and 310Nm, a gain of 26bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.