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2015 BMW M4 convertible

The 2015 BMW M4 convertible is mechanically identical to the M3 sedan and the M4 coupe. It has a twin-turbocharged, 3.0-liter inline six-cylinder engine that make 425 horsepower and 406 pound-feet of torque. The car will debut at the New York Auto Show in April and will go on sale in the summer. BMW