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      01-22-2013, 01:03 PM   #4
Jgcdude1
the bees knees!
United_States
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Drives: 335i E93
Join Date: Nov 2009
Location: Austin

iTrader: (1)

Garage List
2003 E46 325Ci  [0.00]
2008 E92 328i  [0.00]
2011 E93 335i  [0.00]
Is your butterfly valve closed? If so, you should notice that the dirtier pipe should be the one that doesn't contain a valve on it. Same situation on my 335, valve side is cleaner.
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335i E93 Le Mans Blue/BMW Performance Shifter
328i E92 Space Gray/BMW Performance Shifter/M-tech Lip/LED Halos
325Ci E46 Titanium Silver