★★★★★ 5
Fit my car perfect
Great value and easy to replace
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 19, 2025
K&N Universal Clamp-On Air Filter 2-7/16in Flange 4-1/2x3-3/4in Base 3x2in Top 6in Height
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N Universal Clamp-On Air Filter 2-7/16in Flange 4-1/2x3-3/4in Base 3x2in Top 6in HeightSKU: RC 3680 UPC: 024844033567 K&N Universal Clamp On Air Filter 2 7 16in Flange 4 1 2x3 3 4in Base 3x2in Top 6in Height K&N RC 3680 universal clamp on air filter delivers high airflow for racing vehicles, radio controlled cars, generators, snowmobiles, tractors and custom intakes. Flexible molded rubber flange stretches up to 1 16 inch for secure fit on 2 7 16 inch (62mm) diameters with centered 0. 75 inch flange length. Washable design traps
Quick Dispatch:
Your K&N Universal Clamp-On Air Filter 2-7/16in Flange 4-1/2x3-3/4in Base 3x2in Top 6in Height 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.
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4.1 ★★★★★
Based on 1172 reviews
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Product Reviews
★★★★★ 5
Perfect fit for my 2015 Fit
Excellent, easy to replace and a great value, thank you!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 24, 2024
★★★★★ 4
Air filter
Nice product
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Reviewed in the United States on March 7, 2024
★★★★★ 5
Works as intended
Installed it myself yay.
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Reviewed in the United States on August 22, 2025
★★★★★ 5
Works fine
Works fine
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Reviewed in the United States on January 8, 2026
