exhaust question

[legacy98gt]

well i was looking at my stock exhaust laying on my garage floor and wondered wat are the 3 things on it? are the resonators? ive never seen 3 of em, and is one a cat or something? just curios wat they are

[ivwarrior]

Likely cat/resonator/muffler, but:

https://sl-i.net/FORUM/images/imported/2009/12/ttiwwpgif-1.jpg

[ScaryFatKidGT]

Theres 3 cats or at least 2 and something thats looks like one