Autotrader has 59 Used INFINITI QX80 cars for sale near Concord, CA, including a 2014 INFINITI QX80 4WD w/ Theater Package, a 2015 INFINITI QX80 4WD, and a 2016 INFINITI QX80 4WD w/ 22" Wheel Package ranging in price from $20,886 to $51,250.