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BMW 3-Series (E90 E92) Forum
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Bmw PE For n54 335i
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09-27-2012, 09:40 PM | #23 | |
Second Lieutenant
7
Rep 245
Posts |
Quote:
you should try a cold start with no cats and BMW PE... have to do the drive of shame out of my street lol.. |
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09-27-2012, 11:18 PM | #24 |
Major General
808
Rep 5,530
Posts |
Yes it does keep it open all the time...
but above 3k rpm, golf tee mod or not, the flap will open itself OEM spec: cold start or not, the flap is always closed under 3k rpm. Opens naturally above 3k. Golf tee mod: forces flap open all the time. Hence cold starts become quite loud. |
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