BMW M4 Convertible Coming This Summer For $73,425

The BMW M4 Convertible with a retractable hardtop has a 425 horsepower 3.0-liter M TwinPower Turbo inline six engine achieving peak torque of 406 lb-ft and 0-60 mph in 4.4 seconds (4.2 seconds with the optional seven-speed M Double Clutch Transmission).  The BMW M4 Convertible will arrive in U.S. showrooms in summer 2014 with an MSRP of $73,425 (including Destination & Handling).