sound of inner y pipe broken?

[lord_gufi]

well when i park next to a brick wall i hear a tapping and i get out and i get under the car and i hear a rattleing comeing from the "engine area" i think its the y pipe broken lose on the inside

any insight?

[jonny985]

My car does that but its not bad enough to spend the money on a replacement. I would personally get headers to fix that problem though.

It must be replaced it the inner wall starts to block the entire pipe, you can tell when the pipe starts to glow.