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      08-09-2012, 08:16 PM   #277
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Drives: E92 335xi n55
Join Date: May 2012
Location: Switzerland

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Originally Posted by Soliditude View Post
I can factually confirm that on the 335i N55, the exhuast valve remains open after the software, during all driving. It was mostly closed on the stock setup, however, after the PPK software, it is always open on my car. My exhuast tips no longer unevenly get dirty due to one being open more than the other. They wear dirt in the exact same way, and it was not like that prior to the PPK. And, of course, it's a lot louder, too.
Ok! I opened the valve, the first day i had the PE so i believe what you say
BEFORE: 130i N52 (2006-2011)
NOW: 335xi N55 (2011- )