Our first ride in the Porsche 918 Spyder
Ollie Marriage meets one of the most exciting cars of the year: Porsche’s brand new hybrid
Posted: 04 Oct 2012
Given the amount of air flowing over the car, compared to what goes through the engine, that extra hot air the exhausts throw at the rear wing gives only a negligible aero benefit. But what you can see are the sooty stains from the exhausts running over the body and discolouring the paintwork. "That's why we do testing," Walliser tells me, before going into the intricacies of how you develop a paint and top coat that isn't susceptible to exhaust fumes.