Over the past decade and a half, Audi has built a racing dynasty. The German luxury automaker has dominated the 24 Hours of Le Mans endurance race, one of the most prestigious events in motorsports. But that dominance is coming to an end. DON'T MISS: How to promote a Porsche hybrid? Bring its Le Mans sibling into rush-hour traffic Audi will pull... Dominant Audi racing team dumps diesel hybrids for electric power
Over the past decade and a half, Audi has built a racing dynasty. The German luxury automaker has dominated the 24 Hours of Le Mans endurance race, one of the most prestigious events in motorsports. But that dominance is coming to an end. DON'T MISS: How to promote a Porsche hybrid? Bring its Le Mans sibling into rush-hour traffic Audi will pull... 
Among the many reasons that carmakers get involved in racing is the value of motorsports as a promotional tool. It's considered a good way to burnish a brand's image, even if the cars being raced have little in common with the ones people can actually buy. This week, Porsche provided a very entertaining example of how this can be done. DON'T MISS...