Ford had the GTS Designation in 1995, aka 248A which was the stripper V8 mustang, A/C, Radio, no fog lights, no spoilers. They offered 2 option packages, one that had power windows, mirrors and locks, and the other with more gizmos and gadgets (cruise, illuminated vanity mirrors etc).
In 96 with the death of the 5.0, it was simply called 248A, and was sold till 1998.