Thread: Custom exhaust
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      05-10-2014, 06:35 PM   #4
sl03
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Drives: 2003 BMW Z4 2.5i
Join Date: Mar 2014
Location: USA

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Quote:
Originally Posted by dbarton62
Quote:
Originally Posted by sl03 View Post
I'm getting ready to order a custom built exhaust from JMB Performance shop, I'm just undecided if I should go for 2.5" or 3" piping? Any thoughts?
2 - 2.5 will flow as much as 1 - 3 from what I understand

Pokey britches has a 3" system on his car.
Maybe he will chime in with his thoughts.
I decided on 2.5" now I don't know if I want it to be with out resonators and muffler or just with out muffler
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