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K&N® washable, reusable High-Flow Air Filters™ feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow a...
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The K&N 57i Series Induction kit for the 02-07 Subaru WRX & STI combines the efficiency of a high flow K&N air filter and mounting adap...
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K&N Apollo Cold Air Induction Systems incorporate a washable/reusable K&N High-Flow Air Filter within a protective shell. They come with cu...
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K&N's air filters are designed to increase horsepower and acceleration while providing excellent filtration. These filters are custom designed ...
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K&N Drop-In FilterK&N's WRX & STI replacement air filters are designed to increase horsepower and acceleration while providing excellen...
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K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. K&N filters are cu...
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K&N is proud to offer their Typhoon short ram intake system for the 2008-2014 WRX/STI. This intake features a mandrel bent aluminum intake pipe...
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K&N is proud to offer their Typhoon short ram intake system for the 2008+ WRX/STI. This intake features a mandrel bent aluminum intake pipe coa...
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The K&N Typhoon WRX & STI Short Ram Intake is designed for optimal performance. The Typhoon uses a velocity stack design to force air throu...
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K&N is proud to introduce their Typhoon short ram intake system for the Subaru BRZ. This intake features a mandrel bent aluminum intake pipe an...
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The K&N Typhoon WRX & STI Short Ram Intake is designed for optimal performance. The Typhoon uses a velocity stack design to force air throu...
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