Spec racing series are emerging as an indispensable way for exotic automakers to show what their vehicles can do without the constraints of road regulations, and for their top customers to race wheel-to-wheel on some of the most famous racing circuits in the world behind the wheel of top machinery. Ferrari has the Challenge series, Lamborghini the Blancpain Super Trofeo, Porsche operates several iterations of the Carrera Cup around the world, and Maserati has the Trofeo World Series.
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