F103
# F103

F103 may refer to :

* Audi F103, a 1965 internal designation for a series of car models
* Blas de Lezo (F103), a 2004 Spanish Navy Álvaro de Bazán class frigate
* Tamiya F103, a 1/10 scale radio controlled Formula One chassis by Tamiya Corporation
* General Electric F103, a jet engine
* HMS Lowestoft (F103), a British Royal Navy Rothsay class anti-submarine frigate
* Republic XF-103 Thunderwarrior, a cancelled fighter aircraft development project
