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K&N Filter Universal Rubber Round Air Filter 20 Deg Flange Angle 2.25in Flange ID x 3.5in OD x 6in H

Marsoni M251S
Sale price$46.39
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K&N Filter Universal Rubber Round Air Filter 20 Deg Flange Angle 2.25in Flange ID x 3.5in OD x 6in HSKU: RU 1720 UPC: 024844010339 K&N Filter Universal Rubber Round Air Filter 20 Deg Flange Angle 2. 25in Flange ID x 3. 5in OD x 6in H This K&N RU 1720 is a high flow universal air filter for racing vehicles radio controlled cars generators snowmobiles tractors and custom applications. The 20 degree angled flange ensures a secure fit on offset intakes while pliable rubber construction handles vibration. Deliver more air to your engine for noticeable
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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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4.8 ★★★★★
Based on 2090 reviews
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Verified Purchase
nate
Belleville, US
★★★★★ 5
Nice item
So far so good my power steering is not leaking anymore.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 3, 2025
J
Verified Purchase
Juan A lopez
Grantham, US
★★★★★ 5
The quality it’s the best
Best filters ever bought I will buy it again
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 22, 2026
R
Verified Purchase
RC Zav
Carnegie, US
★★★★★ 5
Recomendado 10/10
Fácil de instalar y se ve de buena calidad a comparación del que tenía en Valvoline por casi el mismo precio, compré este filtro para mi Civic 2017
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 1, 2026
M
Verified Purchase
m.vq35
Boise, US
★★★★★ 1
Bad
Horrible air flow I don’t recommend and yes it was installed correctly. Don’t waste your money
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Reviewed in the United States on January 17, 2026
B
Verified Purchase
Barry
Bozeman, US
★★★★★ 5
Maintained airflow
Difficult to know how well it’s filtering the air. But it installed correctly and I am still getting good airflow through my vents
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 8, 2026

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