The Seat Leon 2.8 V6 204hp (1M - 2000 - 2006) produces 204bhp and 265Nm in standard form. Our Stage 1 ECU tuning file raises output to 224bhp and 285Nm, a gain of 20bhp and 20Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.