Don't knock the muffler bearings, they do actually exist, lol, as stupid as it sounds.

Crack up
 

You guys crack me up.:rofl:

I was going to say check your underwear. Maybe you crapped your pants trying to get that puppy to keep up to speed with a beamer or or a VW Rabbit.:lol: Anyway glad to hear you figured it out and even got it fixed for a few bucks.:party: Lucky...:whistle: