The Seat Toledo 2.3 V5 170hp (1999 - 2004) produces 170bhp and 225Nm in standard form. Our Stage 1 ECU tuning file raises output to 180bhp and 240Nm, 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.