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K&N Round Air Filter Assembly 12in ID / 3.063in Height / 5.125in Neck Flange / 7/8in Drop Base

Marsoni M251S
Sale price$157.99
Pay 4 payments of $39.50 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
K&N Round Air Filter Assembly 12in ID / 3.063in Height / 5.125in Neck Flange / 7/8in Drop BaseK&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 Round Air Filter Assembly 12in ID / 3.063in Height / 5.125in Neck Flange / 7/8in Drop Base 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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You'll receive a tracking link by email once your K&N Round Air Filter Assembly 12in ID / 3.063in Height / 5.125in Neck Flange / 7/8in Drop Base ships.

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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
4.0 ★★★★★
Based on 1051 reviews
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Verified Purchase
dave randazzo
Belleville, US
★★★★★ 5
Black wallet 💰
Color: Black (Trifold)
I love it!!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 17, 2026
L
Verified Purchase
Lance
Lowell, US
★★★★★ 5
Great product
Color: Brown (Trifold)
Great wallet
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 12, 2026
E
Verified Purchase
Erin
Massapequa, US
★★★★★ 5
Love it
Color: Brown (Bifold)
Great quality!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 6, 2026
D
Verified Purchase
Dawn nicholas
Massapequa, US
★★★★★ 5
Worth the money
Color: Brown (Bifold)
Great quality
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 16, 2026
D
Verified Purchase
Dannie Samuel
Omaha, US
★★★★★ 5
The vertical slots much better than regular wallets horizontal slots.
Color: Brown (Trifold)
The best wallet I obtained
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 21, 2026

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