2015 Audi A8
 

http://images.thecarconnection.com/t...00439916_t.gif The Audi A8 has take the long road in becoming a legitimate competitor for the full-size Mercedes-Benz and BMW sedans. When it debuted with an optional W-12 engine and its aluminum space frame, we were dazzled. But, it's the newest generation of A8 that truly stands out as a fully realized contender in the niche. The Mercedes-Benz...

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