The Maserati Quattroporte S 3.0 V6 Turbo 430hp (2013 ->) produces 430bhp and 580Nm in standard form. Our Stage 1 ECU tuning file raises output to 500bhp and 665Nm, a gain of 70bhp and 85Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.