Thread: 435i exhaust questions
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      03-06-2019, 11:08 AM   #4
Pringles
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Drives: 2014 BMW 435i
Join Date: Mar 2019
Location: Canada

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hmm okay, what about removing the secondary cat? will it make a difference? also with straight piping the muffler, will it sound like i have a muffler delete?
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