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air filter

  1. Should I dump my K&N air filter?

    General E46 Forum
    The original owner of the 330i I bought last year put a K&N air filter on it. It needs a cleaning and oiling which makes me nervous because I've heard the oil can get on the MAF sensor and cause problems. And I've heard that not using enough oil can cause more dirt to get past it. I'm going...
  2. Any E46 some parts from my 02 325i touring

    Parting Out
    I replaced some parts on my wagon and I have these sitting in my garage and I need them gone. Make me an offer. I prefer local but will ship if needed. All of these parts will fit a touring / wagon or sedan except for the rear bumper trim. I have the following for sale: 1) Stock air box with...
  3. E46 M3 FS: BMC air filter

    Engine & Performance
    I have a BMC drop in filter from my E46 M3. Its in good condition, no issues, used for approx 15k miles. $60. Prefer local to SoCal pickup (OC).
  4. Stalling and SES after cleaning K&N filter

    ///M3 Forum
    Ok, so I want to start off by saying that I am brand new here but I did try to do my own research first because I know from other car forums, everyone hates when you post a question that was answered a million times. based on what I found, it seems as though my car is having 2 different...
  5. FOR SALE: roof rack, lights, bilstein shocks, AFE air intake

    Parting Out
    loook down the way
  6. FS: BMW Performance Airfilter kit - E46 325i - NEW & boxed

    Engine & Performance
    BMW Performance Airfilter kit - 13 72 0 432 306 Designed to fit the BMW 325ci, 325si, 325xi and 325it - E46 (M54) - produced between 2001 and 2005. Brand new in box and supplied with official BMW dealer fitting instructions. Please check my eBay listing for full details and photos...
  7. K&N Air Filter "MAF Myth" Videos

    General E46 Forum
    I have read many articles online about how some people think K&N air filters have a knack for killing the MAF in our cars. Some even have gone as far as to call them "Krap & Nasty". Today on youtube I stumbled across the K&N youtube channel and discovered an entire series of videos on their...
  8. air intake

    General E46 Forum
    what is the elbow peice in the factory intake called that comes from the grill flange into the filter holder, its a sorta triangle opening in both and mine has a gap there, theres gotta be an elbow to connect em. I can't find it in any searches here or anywhere else on the internet... I fel...
  9. FS: K&N Drop in Air filter + cleaning & oiling kit

    Engine & Performance
    I have an used K&N drop in air filter (PN: 33-2231) come off from a 2002 330xi for sale with the K&N cleaning & oiling kit. $30 plus shipping. I have used the air filter for around 13k miles and it has just been cleaned and re-oiled. The cleaning and oiling kit has only been used twice...
  10. Where to buy e46 air filter

    General E46 Forum
    I need to replace my air filter on my E46 330d Where can I buy one for a reasonable price? I've tried eBay, but theres just pipercross / K&n ones on there... I've seen this: is there anywhere else?
  11. E46 Stainless steel air filter!

    General E46 Forum
    Hi, Not sure if this is the right place, but just wanted to share. I own a 318Ci E46 auto. For a long time i've been wanting to do something to the car that would affect it's performance. It was recently due for a service and MOT so since i was splashing out anyway, i decided to make some new...
  12. Namotorsports | Aem Dry Flow Filters - In Stock And Ready To Ship!

    Sponsor Press Releases & New Product Announcements
    We just received another stocking order of AEM dry flow filters and cleaner kits. Check out pricing and pictures below! AEM Dry Flow Filters AEM Dry Flow Cone Air Filter (2.5 Inch Inlet Diameter | 5 Inch Element) - $44.99 plus shipping - In Stock and Ready to Ship AEM Dry Flow Cone Air...
  13. ESS twin screw and non-BMW CAI

    Forced Induction Forum
    Hi guys, I understand from ESS website and from Safar, that the new ESS twinscrew supercharger kit does not have an alternative CAI. I understand that non supercharged cars gain a few HP by replacing the BMW CAI with other, better flowing CAIs. I was wondering if the same is true for the ESS...