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01-08-2009, 01:10 AM | #2 |
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The black box is an Air Box and it houses your air filter and acts as a resonator for the induction system. Hope that clears it up for you
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01-09-2009, 06:11 PM | #3 |
hi.
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Drives: 2011 M3 Sedan, 2004 530i
Join Date: Sep 2008
Location: Milky Way, Earth, N. America, CA, San Jose, 95136, Latitude N 37° 16.837, Longitude W 121° 50.461
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yup..you can open that up to replace the oem air filter with the K&N or BMC brand filter which are a lot better..
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2011 M3 Sedan — Le Mans Blue | DCT | Competition, Premium, Technology Packages 2004 530i — Sapphire Black | Sport, Premium Packages | DPE R07 20x8.5, 20x10 | H&R Coilovers | Remus Quad Exhaust | M5 trunk spoiler, trunk finisher | M-Tech body kit | ACS style roof spoiler, diffuser | Hamann style splitter | HID 8000K | MTECv2 Angel Eyes |
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