Rep Power: 265

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i just put on my cat back exhaust......and it sounds fine and all but after a while.......of driving......like if i went on the freeway or something, the middle pipping starts rumbleing as if......its backfiring.......it rumbles right under my passenger seat........what is it?.......what could it be?.........

 
Rep Power: 0

Dang...sounds like it be a haji-itis

 
Rep Power: 303

yea ur mid pipe is rubbing on the bottom of the car. go to a mufler shop and have them pull it down a lil.

easy fix

 
Rep Power: 276

i had the same problem with my greddy, my friend and i jacked up my car and started hammering my under carriage were it was hitting , the problem went away after

 
Rep Power: 346

LOL! Shouldve taken it to the muffler shop! Dont hit ur car with a hammer

 
Rep Power: 350

Either that or they didnt tighten everything all the way

 
Rep Power: 276

the muffler shop would probably charge u to do that, no one is gonna see the undercarrage of my car anyways

 
Rep Power: 0

or you can jus put another hanger...thas wut i did..

 
Rep Power: 265

well i had it put on at a muffler shop;........but he did it in a rush cuz they were closing.......so i'll go on monday.......its my first espilar....well its my first exhaust....actually........well thanx alot......and ay......whens the next meet?