The Infiniti QX80 4WD is a full-size luxury SUV that was first introduced as the QX56 in 2011 and has been in production since. It is powered by a 5.6-liter V8 engine that produces 400 horsepower and 413 lb-ft of torque, and comes with a 7-speed automatic transmission. The vehicle comes standard with full-time four-wheel drive, as well as features such as leather upholstery, a navigation system, and a sunroof.