★★★★★ 5
Good product
Number of Items: 1
This stuff works really well. A little goes a long way
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 26, 2026
K&N 09-21 Kawasaki KLX250S/SF / KLX300/R/SM Replacement Air Filter
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
K&N 09-21 Kawasaki KLX250S/SF / KLX300/R/SM Replacement Air FilterK&N XStream Series Motocross Air Filters take performance to the next level with the addition of a filter within the filter's top in order to add even more filtration area for high air flow and capacity. Each filter piece has pleated media which creates a large surface area that provides high airflow and great dirt holding capacity for extreme conditions. The two piece design eases installation and removal on modern narrow framed MX bikes. The epoxy
Quick Dispatch:
Your K&N 09-21 Kawasaki KLX250S/SF / KLX300/R/SM Replacement Air Filter 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 K&N 09-21 Kawasaki KLX250S/SF / KLX300/R/SM Replacement Air Filter 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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4.0 ★★★★★
Based on 633 reviews
Sort
Product Reviews
★★★★★ 5
Works perfect. My trim looks brand new again.
Number of Items: 2
This product worked great. I love the finished look. It was definitely worth the money and didn't take long to apply. I recommend to everyone looking to bring back your black trim to original.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 7, 2026
★★★★★ 5
Trim rejuvenator.
Number of Items: 1, Number of Items: 1
This product works! One application made my trim look brand new!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 18, 2026
★★★★★ 4
Easy to use
Number of Items: 1
It worked fairly well ,easy to use don’t really know the long term longevity of it
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 4, 2026
★★★★★ 1
Worthless junk
Number of Items: 1, Number of Items: 1
Total absolute worthless crap. Does nothing to faded plastic. Looks nice wet after application, but bext day there is NO DIFFERENCE on the plastic apearance. See photo
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on June 1, 2026
