


Cartridge, 40sqft, ht, 1-1/2"SAE b, 6", 8-1/4" 3oz MB
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Cartridge, 40sqft, ht, 1-1/2"SAE b, 6", 8-1/4" 3oz MBThis Filter Cartridge is an Antimicrobial Version of 17 175 1749Microban antimicrobial agent is impregnated into the fibers of the filter media, resulting in a bluish color and allow the antimicrobial agent to be released over the entire life of the filter.
Quick Dispatch:
Your Cartridge, 40sqft, ht, 1-1/2"SAE b, 6", 8-1/4" 3oz MB orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
Order Tracking:
You'll receive a tracking link by email once your Cartridge, 40sqft, ht, 1-1/2"SAE b, 6", 8-1/4" 3oz MB 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
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4.2 ★★★★★
Based on 1580 reviews
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Product Reviews
★★★★★ 3
Not 99.9 %
Size: CA12290-Premium
Only 98% efficient. Says 99.9 in the ad. There is a huge difference between those two efficiencies.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 8, 2026
★★★★★ 5
Accord
Size: CA12290-Premium, Size: CA12290-Premium
Fit was perfect on 2018 accord, delivery fast and packaging intact.
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Reviewed in the United States on August 18, 2025
★★★★★ 5
Prefect fit
Size: CA12290-Premium, Size: CA12290-Premium
Excellent product! OEM Replacement. If you are buying for horse power gains. You will not really notice any difference
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Reviewed in the United States on February 18, 2025
★★★★★ 5
K and N is the best
Size: CA12290-Premium
In my opinion, you can’t buy a better air filter. Been buying them for all my cars since the 1990s.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 8, 2024
★★★★★ 2
Does not fit 2023 Honda Accord as it says in the title
Size: CA12290-Premium, Size: CA12290-Premium
Does not fit 2023 Honda Accord as it says in the title. Seems like good quality otherwise.
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Reviewed in the United States on October 3, 2024
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