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K&N Air Filter Foam Extreme Duty Precleaner Wrap, 8'' Inside Diameter Base, 6 5/8'' Inside Diameter Top, 12'' Height


  • Stops 90 Percent of the Dirt
  • Only Adds 2 Percent Resistance
  • For Use in Very Dusty Conditions
  • Washable and Re-useable Open Cell Foam
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Pricing: $39.99


The K&N Airforce Pre-Cleaner is a specially designed foam filter wrap made to extend the service interval of your K&N Filtercharger when used in very dusty conditions. They are made from large, open cell foam. The Airforce Pre-Cleaner will stop 90 percent of the dirt, yet only add a 2 percent restriction to the airflow of the filter. The Airforce Pre-Cleaner is designed to be used with K&N Filter Oil and must be cleaned with K&N Cleaner or soap and water.

Application List



Color: Charcoal

Material Used: Foam

Base Inside Diameter: 8 in (203 mm)

Top Inside Diameter: 6.625 in (168 mm)

Height: 12 in (305mm)


  • 25-5166
  • 25-5166
  • K&N
  • New

Shipping Information

  • Item Requires Shipping
  • 1.5 lbs.
  • W10.5000” x H10.8000” x L20.4000”

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