The Seat Leon 2.0 FSI 150hp (1P - 2005 - 2012) produces 150bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 160bhp and 215Nm, a gain of 10bhp and 15Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.