The Mercedes S 560 - 469hp (W222 - 2017 - 2019) produces 469bhp and 700Nm in standard form. Our Stage 1 ECU tuning file raises output to 570bhp and 820Nm, a gain of 101bhp and 120Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.