Any car with over 500hp and a twin-turbo V8 is pretty sick. But when it’s a four-door grocery getter, we think it’s bonkers. Well the new 2011 M5 has been spied thanks to the car-minded folks over at luxvelocity.com and even though it looks like a zebra, the sound is different then a regular 5-series and the quad pipes make you think MMmmm.