NSU

A former German manufacturer of cars.  The full company name was NSU Motorenwerke AG and they were based in Neckarsulm, Baden-Württemberg, Germany.  They manufactured their first motorcycle in 1901 and first car in 1905.  Acquired by the Volkswagen Group in 1969 and merged with Auto Union to form the new Audi.  The last NSU badged models were sold as 1973 model year cars.

Vehicle names used by NSU currently and throughout history include:  Prinz and Ro80.