The Volkswagen Golf 1.4 TSI 140hp (Mk7 - 2012 - 2016) produces 140bhp and 250Nm in standard form. Our Stage 1 ECU tuning file raises output to 175bhp and 320Nm, a gain of 35bhp and 70Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.