HamannStallion911Turbo

Click above for our high-res gallery of the Hamann Stallion

You wouldn't be mistaken for thinking that the Porsche 911 Turbo was already one of the fastest, best-performing sportscars on the road today. But that's where uber-tuners like Hamann - who've tuned everything from the MINI Cooper to the Ferrari 612 Scaglietti - come in to confound expectations and shatter assumptions.