These beasts share key traits: thrilling performance, supercharged engines, and a 0-60 mph sprint in four seconds or faster.

Steve Saleen has been making fast cars faster since the early eighties ... the most hardcore of all being the Extreme, which ...

Then, as now, a real race car found its way from the racetrack ... for a low-volume production run. This OPC EXTREME will be the fastest street-legal Astra ever, true to the Opel Performance ...

We run down the fastest accelerating production ... underpinnings and 1972bhp powertrain as the road car, but a bespoke carbonfibre body and extreme aero package are designed help it excel on ...

Maserati’s MC20 already has a reputation for being an exceedingly fast car, and now a one-off version ... performs in a production vehicle under extreme driving conditions.