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.
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.
- Comes with a K&N embossed lid cap
- Million Mile Limited Warranty
- air_freight_prohibited:
- false
- not_carb_approved:
- false
- ltl_freight_required:
- false
- prop_65:
- Y
- part_type:
- automotive
- epa:
- N/A
- carb_acknowledgement_required:
- false
- regular_stock:
- false
- Mod Category:
- Intake
- Mod Subcategory:
- Filters + Cleaning Kits
