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Old 01-11-2013, 10:51 AM
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bear-avhistory bear-avhistory is offline
2014 435M-Sport/MPPK
Location: Raleigh NC - USA
Join Date: Nov 2006
Posts: 2,879
Mein Auto: 2014 435M-Sport/MPPK
Wallet pain but no gain. For stock & light mods BMW's are pretty well engineered right out of the factory. Personally I would have to wonder what if anything they can add when the intakes are in a high pressure area to start with.

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