Seat Altea / XL 1.2 TSI 125hp ECU Tuning File

The Seat Altea / XL 1.2 TSI 125hp (2004 - 2009) produces 125bhp and 200Nm in standard form. Our Stage 1 ECU tuning file raises output to 150bhp and 250Nm, a gain of 25bhp and 50Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.