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K&N Filter Universal Clamp-On Air Filter 5in Flange / 6-1/2in Base / 4-3/8in Top / 8in Height

Marsoni M251S
Sale price$55.19
Pay 4 payments of $13.80 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
K&N Filter Universal Clamp-On Air Filter 5in Flange / 6-1/2in Base / 4-3/8in Top / 8in HeightK&N XD air filters use a Deep Pile Design, Extra Fine Weave Grade Cotton and alternate geometries for added efficiency and capacity for off road conditions. This extra thick filtering medium provides the increased protection demanded by high dust conditions while continuing to provide the performance necessary to stay in the front of the pack. The XD Cotton medium was developed for the extreme conditions encountered by race teams in the Baja 1000.
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
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4.4 ★★★★★
Based on 868 reviews
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photomark
Chelsea, US
★★★★★ 5
Worked out great
Replaced on my E46 with this, it had better finish than the original, since it had a worn coating. Fitted like OEM without the OEM price.
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Reviewed in the United States on August 31, 2023
C
Verified Purchase
Carlos peña
Chelsea, US
★★★★★ 5
Perfecto
Casa perfecto
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Reviewed in the United States on August 7, 2025
G
Verified Purchase
Good for noisy workspaces 👍
Charlottesville, US
★★★★★ 4
Good product
Fits nice. No proplem to install
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Reviewed in the United States on August 14, 2023
H
Verified Purchase
Hugo Cardenas
Alexandria, US
★★★★★ 5
Fits and looks good
Model: E46-4door, Size: Double Slats-Glossy Black
Fit great, looks good. Would recommend for e46
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Reviewed in the United States on April 17, 2026
P
Verified Purchase
Prince
West Palm Beach, US
★★★★★ 5
Product as described!
Product as described. Nice snug fit for the 325ci!
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Reviewed in the United States on December 8, 2025

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