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Marine

Enhance Your Ride

Personal Watercraft

PERSONAL WATERCRAFT

Jet Skis, Sea Doos, and other forms of personal watercraft can be a big investment—and investing in quality performance and protection products can help extend the lifespan of your engine and increase performance.

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Inboard Motors

INBOARD MOTORS

There’s nothing quite like the feeling of a sea breeze in your face. For boats featuring inboard motors, explore K&N’s line of flame arrestors, clamp-on filters, and other marine performance parts.

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Outboard Motors

OUTBOARD MOTORS

For boats featuring outboard motors, discover K&N performance products to help increase performance and protection—including flame arrestors, clamp-on filters, and other accessories.

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Motorcycle/ATV Air Filters

Powersports Air
Filters

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Off-Road & ATV Oil Filters

Powersports Oil
Filters

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Motorcycle/ATV Performance Intakes

Powersports Performance Intakes

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Motorcycle/ATV Performance Parts

Powersports Performance Parts

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Customer Review

“One of the greatest products ever. Installed a new intake, noticed debris collecting on the filter after a 10-mile drive. Bought air filter wrap, have gone 200 miles and found no additional debris on filter or wrap.”

K&N Air Intake

Arthur from Washington

K&N Has Your Back

K&N 10-Year/Million Mile Limited Warranty

K&N Million Mile Limited Warranty®

K&N auto filters are guaranteed to perform for up to 10 years or 1,000,000 miles without needing replacement. Visit the K&N Million Mile Limited Warranty page for more details.

Guaranteed to Increase Horsepower

Designed to Increase Horsepower

K&N automotive replacement air filters are designed to add horsepower and acceleration to your car or truck by providing up to 50% more air flow.

The Original Red Air Filter Since 1969 Red 201

K&N
History

K&N Filters has been designing and manufacturing performance air filters since 1969. K&N also makes thousands of racing and specialty type air filters and we are the #1 Filter in NASCAR®.