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The 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.
Technical Bulletin


This Part Fits:

Year Make Model Submodel
2016-2017 Ford Focus RS
2013-2015 Ford Focus S
2013-2015 Ford Focus SE
2013-2015 Ford Focus ST
2013-2015 Ford Focus Titanium
2014-2015 Ford Transit Connect Titanium
2014-2015 Ford Transit Connect XL
2014-2015 Ford Transit Connect XLT

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