After recently forcing all of its models into a rigid even-number-equals-coupe, odd-number-means-sedan naming scheme—a process that saw the 3-series coupe morph into the 4-series—BMW also layered on a sub-nomenclature for its “four-door coupes,” the Gran Coupe moniker. Now, the first photos of the second BMW Gran Coupe model, based on the 4-series, have hit the [...]