The Seat Leon 1.5 TSI 130hp (5F MK2 - 2017 - 2019) produces 130bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 170bhp and 290Nm, a gain of 40bhp and 90Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.