The automotive industry is a dynamic one and collaborations between different car manufacturers are not that uncommon. Porsche is a name associated with great craftsmanship, great engineering, and tradition - all traits the 911 encompasses better than any other car. However, Porsche was not always doing well financially and, in the 1990s, they were willing to lend their expertise to other companies. Here are some of the brands most known and some less-known joint ventures, some of which may surprise you.