Made with Blender 2.60 and 2.66 over the course of 9 months.
There are many errors, but it was made as a learning process.
the .blend can be downloaded here: http://www.blendswap.com/blends/view/70221
more renders can be found here: http://blenderartists.org/forum/showthread.php?308884-2011-BMW-335i-Coupe-*with-model-download*