K&N Black Spin-On Oil Filter (KN-303)
K&N Black Spin-On Oil Filter (KN-303)
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K&N Black Spin-On Oil Filter (KN-303)

4.9 stars out of 79 reviews
(4.9)|
79 ratings
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Key item features

  • Universal Oil Compatibility: Operates effectively with all synthetic, conventional, and blended motor oils, offering broad application.
  • Advanced Filtration Media: Features pleated synthetic-blend filtration media designed to remove most harmful contaminants, protecting the engine.
  • Rigorous Testing Standards: Laboratory tested to ensure excellent capacity and burst strength, confirming product reliability.
  • Effortless Removal Design: Equipped with a 17 mm nut for fast and easy Wrench-Off removal, simplifying maintenance.
  • Robust Canister Construction: Built with a heavy-duty metal canister for outstanding durability and resilience.
  • Optimized Flow Performance: Engineered for ultimate flow with less pressure drop, while maintaining outstanding filtration capabilities.
  • Racer-Friendly Feature: The 17 mm nut is cross-drilled, allowing racers to safety wire the filter to their bike for secure attachment.
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Current price is $19.99
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Columbus, 43215
Arrives by Sat, Feb 14
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Customer ratings & reviews

4.9 out of 5 stars
stars79 ratings60 reviews
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Reviews summary

Pros
  • : Hex end and 17 mm bolt enable quick setup.
  • : Offers good value at this cost.
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Showing 1-3 of 60 reviews

Dec 8, 2025
Dalton
Top Reviewer
5 out of 5 stars review

Verified Purchase

FITS POLARIS SPORTSMAN 450 HO site says it doesnt but its EXACTLY the same size as polaris filter and better too

Helpful?5KWIMCCM63WL29217703
May 2, 2025
Eric
5 out of 5 stars review

Verified Purchase

K%26N filters are expensive, but they are worth the price. so many other filter companies are putting out garbage in recent years.

Incentivized Review
Helpful?5KWIMCCM63WL29217703
Mar 5, 2025
Tom
5 out of 5 stars review

Verified Purchase

K%26N makes great filters.

Good name brand quality filter. Arrived later than it was supposed to.

Incentivized Review
Helpful?5KWIMCCM63WL29217703