SSC first unveiled a concept for the Tuatara in 2011, but production wouldn't start until 2020. Like the Ultimate Aero TT, the Tuatara is powered by a twin-turbocharged V8, this time with output ...

Just two years later, Washington-based SSC —a company which hadn’t even been around a decade by that point—claimed the honor for itself, notching 256.14 mph with its Ultimate Aero supercar.