Infiniti QX56 5.6 V8 400hp ECU Tuning File

The Infiniti QX56 5.6 V8 400hp (2010 ->) produces 400bhp and 560Nm in standard form. Our Stage 1 ECU tuning file raises output to 450bhp and 591Nm, a gain of 50bhp and 31Nm, with no hardware modifications required. The file is delivered through the ByteFlash Portal and is ready to write to the vehicle.