BMW M550d Super-Diesel Coming in 2012 With 381 HP
22 Nov 2011, 08:38 UTC · By: Mihnea Radu / Mercedes has the S-Class to test all its new technologies on, but BMW does not choose its big boat of a car, the 7-Series, to do the same job. Instead, the Bavarians have the 5-Series, which is espe...