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      02-05-2013, 04:00 AM   #1
New Member
Drives: e90 m3
Join Date: Jun 2012
Location: Oakland

Posts: 8
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New to USA/Cali - Smog testing info

Hi All,

Im new the USA & California.

What is the deal with smog testing? How often, etc?
Can cars pass this test with modified / aftermarket exhaust systems?

I'm thinking of modding a e90 m3 (2008).

pjd is offline   United_States
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