Thread: 135i Turbo Engine (N54 / N55) *General Questions Thread*
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      12-23-2010, 12:30 PM   #311
TZANIDO777
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Drives: 2011 E82 135i, 2015 F15 X5 35D
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Does anybody know if the berk race exhaust rusts? and did they get rid of that horrible whistling noise that comes out at high rpm?
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