Automakers need halo cars. They bring people into the showroom ... Lexus LFA et al – but Mercedes-Benz is reportedly taking another direction. That's because these exotic supercars tend to ...

Photo by: Mercedes-Benz And yes, the PureSpeed has a roof of sorts. It's a fabric cover that stretches out over the halo and is attached to the wheel arches, just like you'd have in an old race car.