BMW has previewed its new M4 coupe with a concept car. The BMW Concept M4 Coupe gives a glance of the production
version that will launch at the Detroit motor show in January 2014. BMW will no longer continue the production of the M3 Coupe. The new 4-series name will be used instead of the 3-series M3. So M3 model names changes to the M4 name. A new twin-turbocharged 3.0-litre engine wil be used, producing an estimated 450bhp of power. That is 414bhp more produced by the outgoing normally aspirated 4.0-litre V8 engines. 0-100kph timeof 4.5sec and a top speed limit to 250kph.