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Old 01-21-2013, 08:25 PM
JoeFromPA JoeFromPA is offline
Officially Welcomed to the 'Fest
Location: West Chester, PA
 
Join Date: Jan 2007
Posts: 1,734
Mein Auto: 01 M5, 08 535xit
Quote:
Originally Posted by German Steel View Post
My 08 535xi @ 49,000 had same symptoms and had radical improvement after walnut shell blasting. Cost $575. You should see the squirills sniffing my tailpipe.
Apparently this carbonized oil buildup is minimized with high rpm driving ;-)
Not going to start an oil thread but different oils carbonize/polymerize differently as well.
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01 m5 - 127k miles 11/2013....08 535xit - 94k miles
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