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      07-17-2024, 01:04 PM   #23
a5m
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Drives: 2011 BMW E90 M3
Join Date: Jan 2023
Location: Chitown

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Would love to hear more about this intake as well. Anyone install it? Sound clips? Butt dyno? Just learned the GruppeM is 'open air' (the bottom half of the airbox) much like the ARMASPEED so that's out too.
Appreciate 0