Front of a Z4, roofline of a 335, and the rear of a 5....must've took all of 3days to mash this together. It looks good and I would expect some similarities - but this doesn't look like there was any creativity involved. My $0.02.
Current: '11 Mercedes-Benz C350 Sport
2010-2011: '11 128i E82//6AT//SpaceGray//Value//Heated Steering//Heated Seats//Moonroof
2009-2010: '06 325i E90//6MT//Sapphire Black//Beige//Dark Burl//Premium//Cold
2006-2009: '02 325ci E46//5MT//Steel Blue Metallic//Grey//Premium//Heated Seats