This bolt comes off the exhaust and i need to know where i could get one at because when i was taking it off i striped it

 

the dealer. your probibly not going to find it at a hardware store, so just bite the bullet and go ask the dealer, its probibly going to cost alot (for a bolt anywways)

 

http://www.mazdatrix.com/8exhaust.htm Scroll Down.

 

You could just use an off the shelf bolt..and re-use the spring. It will work. You might need to use 2 nuts to lock the spring at the needed length if you cant buy a bolt that has the threads ending in the right place