The Seat Ibiza 1.8T 20v 156hp (1999 - 2002 ( 6K )) produces 156bhp and 210Nm in standard form. Our Stage 1 ECU tuning file raises output to 192bhp and 310Nm, a gain of 36bhp and 100Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.