Spéirling's success can be attributed to its proprietary 'Downforce-on-Demand' fan system that produces 4,400 pounds of ...

The McMurtry Speirling "fan car" creates more than 2G of downforce at any speed - which adds performance, but also makes this stunt possible.

The Spéirling is a small but intensely capable electric supercar. Pretty much every time we talk about it, it’s breaking another track record. This time, though, it’s setting an all-new benchmark.

It took the record at the Goodwood Hillclimb (topping the Volkswagen ID.R), and then went on to set records at Laguna Seca.

I n a technical sense, any car that produces more downforce than its curb weight should be able to drive upside down. There ...