We rented a car for 8 days from the Cologne Bonn Airport Sixt office.
Our reservation car was a Toyota CHR, but they gave us a BMW 2 Series.
During this process, Mr. Kai M helped us a lot. Kai M very good Staff , good luck, thank you very much.
Car was clean and very good condition. There wasn't any problem. Good experience , Best rent car office in Germany.