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E-9289Replacement air filter for 57S-4000Designed to boost horsepower and rate of accelerationCan be cleaned and used over and over againComes with a K&N embossed lid capThe K&N E-9289 Air Filter is designed to increase horsepower and protect your engine by reducing restriction and providing excellent filtration. The E-9289 custom air filter is manufactured to replace the air filter in the 57S-4000 performance air box and it comes with a K&N embossed lid cap. The filter media can be washed and reused repeatedly.
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Replacement air filter for 57S-4000Designed to boost horsepower and rate of accelerationCan be cleaned and used over and over againComes with a K&N embossed lid capThe K&N E-9289 Air Filter is designed to increase horsepower and protect your engine by reducing restriction and providing excellent filtration. The E-9289 custom air filter is manufactured to replace the air filter in the 57S-4000 performance air box and it comes with a K&N embossed lid cap. The filter media can be washed and reused repeatedly.