based  Eurofighter Jagdflugzeug GmbH  was established in 1986 to manage development of the project [ 18 ]  and  EuroJet Turbo GmbH , the alliance of  Rolls-Royce ,  MTU Aero Engines , FiatAvio (now  Avio ) and  ITP  for development of the  EJ200 . The aircraft was known as Eurofighter EFA from