Ask not how many alcantaras were killed to fashion the interior of Aston Martin's Vantage RS. Merely ask why it's one of the sexiest cars in Geneva. Naturally, it just is. But the Vantage RS is not only a looker. It's also Aston's answer to the Porsche GT3. That's by way of a 4.3-liter V8 upclocked from 380 HP to 420…





















