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Thread: SMOG help
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Old 09-27-2012, 03:06 PM
starbersts99 starbersts99 is offline
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Location: Folsom, CA
Join Date: Sep 2012
Posts: 1
Mein Auto: 1994 318is
SMOG help

I drive 1994 318is that will not pass smog at 15 mph. It does pass at 25 mph. I have already changed the spark plugs (the wires looked fine as did the air filter) and it barely changed the numbers on my NOx and HC. I am not driving it daily because it is not registered because of not being able to pass SMOG. Any suggestions on what I can do to pass? Here are my numbers:
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