Gulfstreams certified Stage IV compliant

Gulfstream announced yesterday that the G350, G450, G500 and G550, as well as the GIV, GIV-SP and GV, have been certified as Stage IV compliant by the FAA. With the aircraft formally certified, operators can avoid restrictions based on operational noise levels being considered at several airports around the world. In-production large-cabin Gulfstreams will enter…

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