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      10-24-2012, 12:06 PM   #44
pits200
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Drives: 09 335i X-Drive Black Sapphire
Join Date: Mar 2010
Location: Pittsburgh

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WOW! You were right, those are scary looking. Probably some of the worst before pics I have ever seen but I guess that is expected with over 100k on the car.

You notice any difference. It is usually with idle and higher rpm shifts were I noticed a significant smoothing after the valve cleaning.