The Volkswagen Polo 1.2 TSI 90hp (2014 - 2017 ( 6C )) produces 90bhp and 160Nm in standard form. Our Stage 1 ECU tuning file raises output to 140bhp and 235Nm, a gain of 50bhp and 75Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.