The Infiniti Q70 5.6 V8 416hp (2015 ->) produces 416bhp and 561Nm in standard form. Our Stage 1 ECU tuning file raises output to 450bhp and 591Nm, a gain of 34bhp and 30Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.