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      10-30-2017, 03:40 PM   #30
Dyenschy
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Germany
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Drives: N55 535i
Join Date: Oct 2017
Location: Germany

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Quote:
Originally Posted by Shieldze1025 View Post
sounds normal to me... the whistle is your turbo, as expected.

the quality of the video is not the best i do a better one. I also find the turbo whistling normal only the metal rattling while driving makes it look choppy. What's up with this Bootle style 1790? if I install these directly after the Y pipe then the rattling disappears
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