Various variants are already generated above the fighter’s lifespan. These have incorporated the T-45A, which happens to be a two-seat variant also employed by the US Marines, and also the T-45C, an upgraded Variation that has a glass cockpit and other augments, which currently serves as a design for T-45s http://fengercamacho.jigsy.com/entries/general/first-african-american-female-fighter-pilot-Can-Be-Fun-For-Anyone