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Farewell, BMC Air Filter

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Old 04-10-2024, 11:58 AM
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spooltime
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Default Farewell, BMC Air Filter

I've been running a BMC air filter that was included as part of my FVD X50 tune that I installed shortly after acquiring my car. This past weekend I was doing some maintenance work and planned to service my BMC filter. I've previously serviced it (i.e., cleaned, followed by a light re-oiling), and it's served me well for years without incident (and yes, absolutely zero issues with fouling the MAF sensor). This time was different - I discovered it was literally in the process of disintegrating within my factory airbox.




I was surprised, but apparently years of heat cycles finally caused it to give up the ghost. It's well beyond its warranty expiration period, so I chalked it up to having served me well and installed a new Mahle LX 696/1 air filter that I had among my spare parts, which is the OEM for the Porsche 996 110 131 71 filter. If you're running an older BMC filter, you might want to check it out to make sure it's still fully intact.
Old 04-10-2024, 12:48 PM
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QwikKotaTX
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That stinks. Hopefully nothing got sucked in to the engine.

Last edited by QwikKotaTX; 04-10-2024 at 03:10 PM.
Old 04-10-2024, 01:16 PM
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Dock
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How many years was that in your car?
Old 04-10-2024, 03:46 PM
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spooltime
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Originally Posted by Dock
How many years was that in your car?
It lasted about 7 years.
Old 04-10-2024, 03:56 PM
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That's not bad.... kind of curious why it self destructed though.
Old 04-10-2024, 04:34 PM
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Lazurus
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I had one of those "once". Something about "oil" near the "intake" never felt right. Then there were the MAFS!

A wise decision, and from all appearances, a timely one at that!
Old 04-10-2024, 08:27 PM
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JBear
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Originally Posted by spooltime
I've been running a BMC air filter that was included as part of my FVD X50 tune that I installed shortly after acquiring my car. This past weekend I was doing some maintenance work and planned to service my BMC filter. I've previously serviced it (i.e., cleaned, followed by a light re-oiling), and it's served me well for years without incident (and yes, absolutely zero issues with fouling the MAF sensor). This time was different - I discovered it was literally in the process of disintegrating within my factory airbox.




I was surprised, but apparently years of heat cycles finally caused it to give up the ghost. It's well beyond its warranty expiration period, so I chalked it up to having served me well and installed a new Mahle LX 696/1 air filter that I had among my spare parts, which is the OEM for the Porsche 996 110 131 71 filter. If you're running an older BMC filter, you might want to check it out to make sure it's still fully intact.
Mine did the same thing, similar timeframe, ended up going back to the stock paper filter.
Old 04-10-2024, 08:28 PM
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My k and n is holding up well.
Old 04-11-2024, 01:46 AM
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Originally Posted by Lazurus
I had one of those "once". Something about "oil" near the "intake" never felt right. Then there were the MAFS!

A wise decision, and from all appearances, a timely one at that!
I rinsed mine real well in warm water upon receipt, let it dry then lightly oiled myself. I never had any MAF issues. They are over oiled from the factory IMO.
Old 04-12-2024, 03:49 PM
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Ralf79
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That is not good. I hope there are no parts drop down into the machine.
That is why I use stock paper filter
Old 04-12-2024, 05:48 PM
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Originally Posted by Ralf79
That is not good. I hope there are no parts drop down into the machine.
That is why I use stock paper filter
In my case, it was completely intact, until I attempted to remove it, then it fell apart. I was installing a paper filter for my referree smog inspection out her **** california.

Old 04-12-2024, 08:52 PM
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Lazurus
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Originally Posted by JBear
In my case, it was completely intact, until I attempted to remove it, then it fell apart. I was installing a paper filter for my referree smog inspection out her **** california.
I have been hearing that CARB/DMV is now flagging cars that have tunes!? This does not portend well. I'm so relieved every year when my reg renews now for like 50 bucks with no smog tests! Passing smog in SoCal is the stuff of nightmares folks with cars like ours ( if modded ). I do not miss it.
Old 04-12-2024, 10:46 PM
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pirahna
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Originally Posted by JBear
In my case, it was completely intact, until I attempted to remove it, then it fell apart. I was installing a paper filter for my referree smog inspection out her **** california.
My GT3 passed smog with a BMC air filter last May. Did the referee call out your air filter or did you just replace it out of an abundance of caution?



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