i am going to replace the complete interior in 87 gn. to those of you that have done it before tell me how close can i get to factory org. and the best place to buy or any tips you have. have got some samples from highway stars some are close. i am going to do this myself i admit i am no interior man but think i can pull it of . doing the carpet , front, rear seats upper door and rear panels, headliner t top car. my biggest concern will i have problems getting the seat covers tight i have seen some that were redone and did not look right. thankful for any tips one might have.