Quote:
Originally Posted by ///M TOWN
M2's stock air-box is very efficient and has no real restrictions
Drop in AFE dry filter and be done
Sell that sucker and never look back
Want next level… Add MST Turbo inlet
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I used to use an AFE drop in but I remember reading someone on the forum had an oil analysis (while using the AFE) which showed the filter was letting some dust/dirt through. I've gone back to oem and just change it around 10K km intervals, will also give it a vacuum after a country trip.