I don't always agree with E55, but I am afraid he has a valid point on this one. Yes, we all need to start somewhere - but an ML400 is definitely NOT the right place to start in the same way that an F-22 Raptor is not the right place for your first flying lesson. It's a TB that ought to be obvious to anyone that has ever seen one on any car... if you can't even identify it, chances are you're in well over your head.
Slideshow: A one-of-one U.S.-spec Mercedes-Benz SLR McLaren Roadster became even rarer after a factory-backed transformation at McLaren's headquarters.