It is a simple plate with two holes in it and a gasket to seal it up.
Mustang EGR delete plate eliminator 94 95 1994 1995 5.0
Here is how to make the eliminator to turn off the CEL.
This only keeps the CEL light from coming on.
You may still get an EGR code when scanning the computer.
The only way to completely eliminate the EGR is to have a chip burned that removes the EGR function from the ECU.