★★★★★ 5
DIY forget the dealer
DIY value
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 25, 2026
K&N 1 Gallon Air Filter Oil
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N 1 Gallon Air Filter OilK&N 99 0551 is a 1 US gallon container of air filter oil. K&N Air Filter Oil is the only oil specially formulated to work in combination with the cotton fabric in K&N air filter elements providing a superior air filtration system. When used as directed, it quickly penetrates the filter pleats, where it remains suspended in the cotton fabric. Saturation is maintained until the element is cleaned with K&N Air Filter Cleaner. Material Safety Data Sheet
Quick Dispatch:
Your K&N 1 Gallon Air Filter Oil orders ship within 1-2 business days.
Delivery Options:
- 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.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.7 ★★★★★
Based on 440 reviews
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Product Reviews
★★★★★ 5
Works
Decent quality, somewhat flimsy, not bad for the price. Fit perfectly, correct thickness.
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Reviewed in the United States on December 17, 2025
★★★★★ 5
great and the price is right
Fits perfectly and was very reasonable compared to the Oil change place.
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Reviewed in the United States on December 25, 2025
★★★★★ 5
Good product
It fits like it is supposed to.
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Reviewed in the United States on August 19, 2025
★★★★★ 5
Easy to install.
Works as intended. Easy to install.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 13, 2025
