Maserati's upcoming stamp on the luxury mid-sized sedan market (challenging the likes of the Audi A6 and the BMW 5 Series) has been spied on the test roads. The car will slide underneath the Quattroporte, which has generated much chatter given a forthcoming Ferrari-sourced V6 or supercharged V8 engine, but questions of its own power source remain. At this time, all we know is the Levante will have a shorter wheelbase than its big brother. Still, we're intrigued and more than a little excited to see the final outcome. [Autoblog]