as refference i know this is grey but this is full 88 spec inside and outside im sure the guy wont mind me using his car as a reference for u
https://passionford.com/forum/restor...4-06-10-a.html
and also i belive (correct me some one if im wrong) all rs turbos had black bumper inserts rather than red which was available on xr3i's

hope this helps