Apparently not for a motor vehicle? -- you should easily be able to buy a new air filter. Most air-intake boxes just clip/snap closed --> open the box, pull out old filter, put in new filter, close box. Generally.
'Some things that can be counted, don't matter. And some things that matter, can't be counted' - A.E.
My posts have some inaccuracies/are wrong/wrong keyword(s) used.
They're (maybe) pretty close, and I hope they helped you, not created confusion. Take with grain of salt.
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