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K&N Air Flow Demonstrator

The K&N Air Filter Air Flow Demonstrator is an easy and effective way to show air flowing through a filter. This award-winning Air Flow Demonstrator is one of K&N's best display tools available. It compares the air flow differences between a K&N air filter and an ordinary paper filter.

K&N High Flow Replacement Air Filters

  • High Air Flow with Excellent Filtration
  • Designed to Increase Horsepower and Acceleration
  • Washable and Reusable
  • Will NOT Void Vehicle Warranty
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • K&N Million Mile Limited Warranty®

High Air Flow with Outstanding Engine Protection

K&N High-Flow Air Filter are designed to achieve high, virtually unrestricted air flow while maintaining filtration levels critical to ensure long engine life. The secret to our success lies in the unique characteristics of our filter medium that was originally developed by K&N many years ago in the dust, sweat and tears of desert motocross racing.

Since our humble beginnings we have designed and manufactured over 2,400 High-Flow Air Filters to fit most modern passenger vehicles and over 500 High-Flow Air Intake Systems to fit vehicles driven by enthusiast minded drivers.