Scores 27 Highway MPG and 19 City MPG! This INFINITI Q50 delivers a Twin Turbo Premium Unleaded V-6 3.0 L/183 engine powering this Automatic transmission. HAGANE BLUE, GRAPHITE, LEATHERETTE SEATING SURFACES, [S55] LITERATURE KIT. This INFINITI Q50 Comes Equipped with... via CarSoup