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      09-29-2022, 09:09 PM   #3
NocheDeZippeh
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Drives: 2014 X1 35i M Sport
Join Date: May 2017
Location: USA

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This thread has some useful info:

https://e84.xbimmers.com/forums/show....php?t=1563181

Btw, the best I've read of for a stock turbo N55 X1 is 12.1 @ 111. An upgraded turbo is needed to get into the 11s.
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