The Volkswagen Golf GTI 2.0 TFSI GTI Clubsport 300hp (Mk8 - 2019 ->) produces 300bhp and 400Nm in standard form. Our Stage 1 ECU tuning file raises output to 385bhp and 510Nm, a gain of 85bhp and 110Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.