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K&N Universal X-Stream Clamp-On Round Air Filter 3.531in Flg ID/4in OD/5.969in H

Marsoni M251S
Sale price$167.99
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K&N Universal X-Stream Clamp-On Round Air Filter 3.531in Flg ID/4in OD/5.969in HSKU: RX 4140 UPC: 024844043238 K&N Universal X Stream Clamp On Round Air Filter 3. 531in Flg ID 4in OD 5. 969in H The K&N RX 4140 universal X Stream clamp on air filter fits custom intake systems on racing vehicles and performance builds requiring a 3. 531 inch flange inside diameter. Its innovative top design increases filter media for greater airflow and dust protection in demanding conditions. This washable reusable filter ensures consistent engine
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4.8 ★★★★★
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Erick ramirez
New York, US
★★★★★ 5
Perfect fit
Perfect fit, easy to install worth the money.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
T
Verified Purchase
Thud
Grantham, US
★★★★★ 5
Fits a 2008 Honda CRV.......
Simple product that works great. I think the vehicle is running much better since I replaced the filter.
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Reviewed in the United States on May 12, 2026
J
Verified Purchase
John D Hillmer
Waukegan, US
★★★★★ 5
Perfect fit, great quality
Fit my Honda CRV with no issues. Pretty easy to install and so much less money than dealer or oil change places
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Reviewed in the United States on November 23, 2025
I
Verified Purchase
Ivaf
San Leandro, US
★★★★★ 5
Exactly
Buena calidad
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Reviewed in the United States on August 17, 2025
L
Verified Purchase
Leirad
Birmingham, US
★★★★★ 5
👍
Facil recambio y garantía certificada
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Reviewed in the United States on November 15, 2024

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