air cleaner
Race Director
Joined: Feb 2002
Posts: 11,618
Likes: 1,055
From: Compound in the Grove, Ga.
2026 Corvette of the Year Finalist - Unmodified
2025 C4 of the Year Winner - Unmodified
2024 C4 of the Year Finalist - Unmodified
2020 C3 of the Year Finalist - Unmodified
2019 C4 of Year Finalist (performance mods)
2018 C4 of Year Finalist
2015 C4 of the Year Finalist
St. Jude Donor '16
From all the study's I have seen a good clean paper filter will flow the same as a K&N.
Le Mans Master
Joined: Aug 2007
Posts: 8,735
Likes: 413
From: WV
A few years ago I remember reading a test result where the K+N and paper filters flow about the same when new , but as the paper gets dirty it loses some of it's flow, while the K+N retains almost full flow when getting dirty...WW
Last edited by WW7; Nov 9, 2013 at 07:34 AM.
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Le Mans Master
Joined: Aug 2007
Posts: 8,735
Likes: 413
From: WV
...WW
Last edited by WW7; Nov 11, 2013 at 08:11 AM.