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Air Intake

Providing the Best in Engine Air Filtration

On-road or off-road, you can trust Donaldson air filters to withstand whatever the environment throws their way. Since 1915, Donaldson has pioneered the development of nearly every major advancement in heavy-duty engine air filtration. Nothing else protects, performs and provides longer life for engines than our industry-leading filters.

Abtract Close-up of white PowerCore; Shot Nov 2008 at TK Anderson Studio

Replacement Filters

Our air filters deliver superior protection for heavy-duty off-road and on-road equipment with a full line of premium filters, including those with PowerCore® filtration technology.

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Air Intake Overhead

Air Cleaners

Our air cleaners and air intake systems for light, medium and heavy dust environments.

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Air Intake Accessories


The company that invented air cleaners for heavy-duty engines offers the broadest range of pre-cleaners and air intake accessories.

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Introduction to Donaldson Engine Air Filtration

Donaldson has been delivering superior quality engine air intake systems to the industry since 1915. This video introduces you to the basics of engine air filtration.