I thought Charter
Cats went belly up long before 2016, but dont recall
for sure. If it was a 2016 build then maybe the molds can still be located.
All the Wildcats I know of, including mine, have molded fiberglass interior
window trim. Its a rather complex shape, but a good glass guy could fabricate one...might be a relatively spendy solution though. A good woodworker could do the same.