The Nissan Patrol 5.6i V8 405hp (2014 ->) produces 405bhp and 560Nm in standard form. Our Stage 1 ECU tuning file raises output to 419bhp and 581Nm, a gain of 14bhp and 21Nm, with no hardware modifications required. The file is delivered through the ByteFLASH portal and is ready to write to the vehicle.