Thread: DIY: Golf tee mod / exhaust flapper disable w/ pictures
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      03-27-2011, 11:57 PM   #199
ian2002525
台灣 台北市
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Drives: 2009 GT-R Premium
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Location: Brentwood, TN/台灣

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2011 335i coupe  [9.00]
Any bad affection when you curise in the low rpm?
such as losing torque/power in low rev.
have heard some ppl said feel quite obvious of losing power without the flap function!!
is that true?
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