Production of automobiles for civilian consumption ceased and gave way to the production of military vehicles for the war effort .
The fastest production car is the 2010 Bugatti
It is the most powerful and fastest production car in the world.
Peel P50
The SSC Ultimate Aero TT is the fastest production car in the world. Top speed 412.28 km/hr. ( 256.18 mph )
The fastest production (as opposed to custom built or modified) car was the Bugatti Veyron (which is still the fastest accelerating & decelerating car in the world), but the current highest speed production car in the world is the SSC Ultimate Aero TT at 257mph.
The Bugatti Veyron 16.4 is currently the fastest production car.
The 6th fastest production car in the world is the McLaren F1 going 240 mph
The eighth fastest production car ever is the Enzo Ferrari
The highest recorded price for a production car was a 1957 ferrari testa Rossa 250 for $16,390,000 in 2011
During the final stage of CO2 car production, finishing touches are added to the car, such as decals and paint. Quality checks are performed to ensure that the car meets performance standards. The completed CO2 car is then ready to race.
Ultimate Aero TT
I assume you are referring to production cars. The worlds fastest production car is the Bugatti Veyron Super Sport with a top speed of 267 mph.