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air box

  1. General E46 Forum
    https://youtu.be/vf0RYqnWDec Quite confused why it would be making this noise, but it continually squeaks at idle, especially on a cold start, and only goes away around 1100 RPM or higher.... Any ideas on what I can do or if it could even be something else? Any help is appreciated, I did my...
  2. Engine & Performance
    FS:OEM Air Box 330/330ci with K&N - SOLD! Selling the Air Box out of my 330ci. Includes a drop in K&N air filter. Will fit any E46 330/330ci 01-06. SOLD!
  3. Engine & Performance
    I upgraded to K&N air intake so I no longer need this. 99 323i Stock air intake box complete assembly. 13711712409 Slightly used air filter. WIX brand. New intake hose ring. 13711720540 Suction tube. 13711438768...
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