The Volkswagen Jetta 2.0 TSI GLI 228hp (2019 ->) produces 228bhp and 350Nm in standard form. Our Stage 1 ECU tuning file raises output to 310bhp and 440Nm, a gain of 82bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.