For over 50 years, AMG has been one of Germany's premier tuning and racing outfits, with a close relationship to Mercedes' production team.

From a practical standpoint it's easy to see why, as they marry the cargo space of an SUV with the road manners of a sports sedan.

Now associated with Porsche and Subaru, flat boxer engines were once a very popular engine type, with lineage going back over 100 years.

In the late 70's through the 80's, sports sedans exploded out of Europe and became a huge portion of the enthusiast market.