2011 YAMAHA TMAX, MAXIMUM POWER. MAXIMUM STYLE.A fuel-injected 499 cubic centimeter parallel-twin engine, a lightweight aluminum frame and radial tires on 15-inch wheels mean this scooter goes like a sportbike. The TMAX has more than enough power to run with freeway traffic, and its aerodynamic fairing and expansive cockpit will get you on there in maximum comfort and style⿿returning 47 miles or more per gallon (estimated) on average the whole way. Available from February 2011