Description
The E-9289 custom air filter is manufactured to replace the air filter in the 57S-4000 performance air box. The filter can be washed and reused repeatedly. 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.
- Replacement air filter for 57S-4000
- Designed to boost horsepower and rate of acceleration
- Can be cleaned and used over and over again
- Comes with a K&N embossed lid cap
Application Summary:
| Year | Make/Model |
|---|---|
| 2013-2017 | Ford Focus |
| 2014-2015 | Ford Transit Connect |
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