Photos BMW Concept M4 Coupe Autoblog Staff Aug 15, 2013 bmw-m4-concept-1 bmw-m4-concept-1 bmw-m4-concept-2 bmw-m4-concept-4 bmw-m4-concept-6 bmw-m4-concept-8 bmw-m4-concept-10 bmw-m4-concept-12 open fullscreen close fullscreen facebook twitter email reddit linkedin pinterest List