Porsche911Carrera4

On the surface, it would be difficult to find two machines that share less in common than the 2009 Porsche 911 and the latest Ski-Doo MX Z X snowmobile. But dig a little deeper (into their engine bays) and things start to show a few similarities, most notably the use of ...

Premium sportscar buyers expect their exotic machinery to sound as good as it looks and goes. Few automakers recognize this as well as Porsche, which has announced the availability of a new variable exhaust system for its mainstay ...