K&N Replacement Air Filter - Round Tapered - Universal 5.75in Base OD x 5.938in Top OD x 7.688in H

SKU: KNNE-9289
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The K&N E-9289 Air Filter is designed to increase horsepower ...Read More

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Sale price$81.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit
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

Product Details

Product Description
Part Numbers
Sizing & Fit
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

Product Details

Product Description
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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