I have a set of the 86 Lx lights with the amber turn signal. excellent condition, no spider cracks, no scratches, almost perfect. I need $100 They look like these if you're unfamiliar...

1985-1986 Mustang GT, LX Tail Light Lens - Pair - Home for your Ford Mustang

These are original Ford not repros. They are also complete assemblies not just the lenses.