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      03-13-2011, 11:34 PM   #151
Drives: 335i
Join Date: Feb 2011
Location: Ventura County, CA

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2011 335i M-Sport  [2.00]
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Originally Posted by E90///M3` View Post
Catless x-pipe will probably not pass smog... and it likely will throw a code unless you get a tune.

if you get a bolt-on rear section then no welding needs to be done.

i don't know anyone who spells it that way?
okay so the rear section is good.. thanks for ur input.

Have you personally heard the Race and Sport from Gintani? is there a big difference?

so can you take out the X pipe just as easy as the rear exhaust?

o on the N54 forum people dont spell out the word for some reason. idk.

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