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air box

  1. BMW 3 Series Forum - Technical Talk on the BMW E46
    Hi all, Can someone please help!!!! I have recently installed a Powertec SL 1000 induction Kit which is of the type where you bin the old air box and install a cone type filter which is seperated from the engine with a stainless box....(Looks great). After about 2 weeks of no issues, i am...
  2. BMW 3 Series Forum - Technical Talk on the BMW E21
    sorry if this is in the wrong forum post but i'm new. hi i have a bmw 316 compact the engine started up fine and after a couple of seconds it sounded as if it was sucking air by the air box. there is a tube coming off of the air hose to another container which looks like another air filter box...
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