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      07-22-2023, 10:05 AM   #4
LA1Z24
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Drives: 2014 435i M Sport
Join Date: Oct 2020
Location: Long Island

iTrader: (0)

I have the AFE with the partially closed top on my F32. BM3 stage 2+ multimap. No issues with mine. In summer I usually blue tap the vents on the top of the box to keep the engine bay air from entering the box.
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