06 Nissan quest gas mileage Fuel Economy of the 2006 Nissan Quest 2006 Nissan Quest. Search by make for fuel efficient new and used cars and trucks We can help you calculate and track your fuel economy. 2006 Nissan Quest... Source Source Source Source Source Source Source Source Source Source Read Also: 2006 Nissan quest fuel economy 2007 Nissan quest fuel economy Nissan quest gas mileage 2006 1999 Nissan quest gas mileage 2007 Nissan quest gas mileage 2006 Nissan quest mileage display