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      10-02-2012, 05:33 PM   #71
shaginwagon13
Charted Accountant
Canada
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Drives: BMW 335i Coupe
Join Date: Apr 2012
Location: Toronto


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Quote:
Originally Posted by tomz_335i View Post
I just decided to pull mine off and replace the internal cat, h pipe and all perforated pipes with straight pipes. Will post a video once I get it back from the shop in a few days (I have straight pipes on for the time being, they are loud as hell).
Quote:
Originally Posted by tomz_335i View Post
I hear that more when the car is cold and first started. Getting used to it but I will have the exhaust back on Saturday, so I am willing to deal for a while.
I understand what your doing, but essentially you turned your OEM exhaust into a muffler delete. Even though its in the OEM muffler housing, putting straight pipe inside is accomplishing the same as cutting the mufflers off and welding on pipe.