Drag racing crash shows the importance of downforce

YouTube/EKanooRacingTV

Downforce – that mysterious quality obsessed over race car engineers – is an essential requirement of keeping fast cars pinned to the Tarmac. Carmakers spend countless millions precisely designing their cars to catch the air in such a way that it pushes the body into the road, increasing grip and stability. The huge spoiler affixed to the Porsche 911 GT3 RS isn't there for show, you know.