Thread: BMW intake
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      01-12-2013, 02:26 PM   #2
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Drives: 130i coupé ;)
Join Date: Nov 2011
Location: Bimmerpost

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2008 BMW 128i  [0.00]
Originally Posted by Kim Schwartz View Post
There was still a paper filter behind the gauze filter. Is that supposed to be there or should it have been removed when the new filter was installed?
That second black filter is the permanent Charcoal Filter. Many people choose to cut it out since it is molded into the air box and is only there to prevent some emissions particles. The e39 m5 first had it and people would always remove it on m5 msg boards

Look up info on it on e90post.
128i Sport 6MT converted to Euro 130i spec, 3.73 diff, tuned by evolve ~220 whp 207 wtq(ft-lb) SAE
In-progress: //M front arm, M3 rack, e36M lip Wishlist: Coils, n55 mnts, headers, LSD, e60 finn diff

"The 1-series is the last car that BMW engineered before the Germans, as a car-making culture, fell out of love with driving." - R&T 2013 135is