How Koenigsegg Broke the Land Speed Record With Its Agera RS

Tires. Downforce. Weight. Horsepower. Aerodynamics. When you’re going 277 miles per hour in a production car, everything matters.

This month a Koenigsegg Agera RS hit the highest speed ever for a production vehicle.

Driver Niklas Lilja averaged a top speed of 277.87 mph across two runs in the $2 million coupe on a 11-mile, closed-off stretch of Highway 160 near Pahrump, Nev.