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FS: BMC Drop-In Filters for M550i (N63R)
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03-04-2024, 08:06 PM
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ashmostro
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Drives: 2020 M4cs | 2022 M550i
Join Date: Jan 2013
Location: Falls Church, VA
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I still have these. They are drop in so there are no fitment issues to consider.
Throttle response does improve and is the most noticeable change of the mod. Power isn't going to be much more than stock.
Appreciate
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