The Volkswagen Up 1.0 TSI GTI 115hp (2012 ->) produces 115bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 135bhp and 230Nm, a gain of 20bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.