Looks like the same ones that came with my SLP exhaust kit. They'd look good with a lower valance, but with the stock bumper on my '03 SS they looked absurd. I pulled them off after a day (the SLP mufflers had enough of a pipe to work without those tips on).

 

@Jomao_o: I did not either, but these will be welded on.

@03SS/00....: Seeing that these were part of the GMPP cat-back kit for the 00-05s, & quite a few folks on MCF have them, I know, if installed properly - right depth, & tucked up into the semi-cut-out, semi-circle already in the OEM rear bumper - they will just honkey-dorey.

When I purchased the car it had 4" tips on it, & they were

 

I never said they wouldn't physically fit...mine were installed just fine, too. I just didn't like them under my '03 SS bumper.