2011 BMW Z4 Series Roadster is a 2-door, 2-passenger convertible is a rear-wheel drive sports car, manufactured by German Automakers BMW available in 3 variants namely sDrive30i, sDrive35i, sDrive35is.
2011 BMW Z4 Series is powered by 3.0-liter, 255-horsepower, dual overhead cam (DOHC), inline 24-valve 6-cylinder engine with composite magnesium/aluminum engine block, Valvetronic, and Double-VANOS steplessly variable valve timing which gives a Max HP of 255 HP @ 6600 RPM and has a Max Torque of 220 lb-ft @ 2600 RPM. Fuel efficiency of this car is 28 mpg[hwy].

