Thread: K&N Air Filter
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      07-20-2019, 11:00 PM   #7
GreenF30N26
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Drives: F30 328ix N26
Join Date: Mar 2019
Location: canada

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Im using stock intake and filter on stage 2 bm3. I’ve hear mixed opinions on K&n for the n20/26 engines. Some have experienced cels with tunes after using K&n.
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