The Volkswagen Jetta 1.8 TSI 180hp (2014 - 2018) produces 180bhp and 320Nm in standard form. Our Stage 1 ECU tuning file raises output to 220bhp and 380Nm, a gain of 40bhp and 60Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.