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K&N Custom Round Filter 5-1/8in FLG / 9in OD x 4-1/8in HW/VENT

Marsoni M251S
Sale price$146.99
Pay 4 payments of $36.75 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
K&N Custom Round Filter 5-1/8in FLG / 9in OD x 4-1/8in HW/VENTK&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner assemblies are designed for use with any engine that uses a round element air cleaner housing. They incorporate our famous K&N Air Filters and provide more air flow than other assemblies of this type. Available in 4 different designs, the perfect assembly is sure to be
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Your K&N Custom Round Filter 5-1/8in FLG / 9in OD x 4-1/8in HW/VENT orders ship within 1-2 business days.

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  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

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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.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.8 ★★★★★
Based on 1257 reviews
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C. V.
Houston, US
★★★★★ 5
😊
Size: Medium, Color: (601) Bittersweet Pink / Stone / Stone
These are really nice except I don’t like all the colors of them so I’m getting different ones same company just different colors. I don’t like the thick ones these are perfect.. 🤩
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 24, 2026
K
Verified Purchase
KDK in Texas
Draper, US
★★★★★ 3
Pretty Colors to Encourage Me to Walk!
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
Hum. Extra large does not seem extra large. I have a slender but size 10-10.5 foot. Will keep but was hoping for a looser fit. Bought to match an Under Armour walking outfit.
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Reviewed in the United States on May 16, 2026
P
Patti J Fredley
Port Orchard, US
★★★★★ 5
Socks
Size: X-Large, Color: (601) Bittersweet Pink / Stone / Stone
So cute
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 6, 2026
J
Verified Purchase
Jessica
Fort Morgan, US
★★★★★ 5
Comfy
Number of Items: 6, Color: Black (6-pairs), Size: Large
Comfy and well made
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
S
Verified Purchase
sarah akam
Natrona Heights, US
★★★★★ 5
Great Quality
Number of Items: 6, Color: Black (6-pairs), Size: Medium
Fit as expected. Good quality.
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Reviewed in the United States on April 8, 2026

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