F-15EX Could Replace Strike Eagle Fleet, in Addition to Older C/D Models, USAF Says

The Air Force may replace its 218 F-15Es with F-15EXs, which could expand the new program to over 400 aircraft, according to service documents justifying the sole-source contract to Boeing. The Air Force also claims buying the F-15EX will save some $3 billion in military construction and support costs versus buying more advanced F-35s.

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