National Domestic Production Advanced Jet Project Or TF-X MMU The TAI TF-X (Turkish Fighter) is a fifth-generation stealth twin-engine all-weather air superiority fighter in development by Turkish Aerospace Industries (TAI) and BAE Systems as its sub-contractor. The aircraft is planned to replace F-16 Fighting Falcons of the Turkish Air Force and to be exported to foreign nations. TAI CEO Temel Kotil stated that the TF-X will make its first flight by 2025. The fighter jet is expected to enter service in 2030s.