Polaris Sportsman 400 4x4 Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Polaris Sportsman 400 4x4 air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Polaris Sportsman 400 4x4 Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Polaris Sportsman 400 4x4 run better. Fast and FREE SHIPPING with any Polaris Sportsman 400 4x4 air filter

  1. 2005 Polaris Sportsman 400 4x4 427 air filter
    Special Price €74.99 Regular Price €99.99
    PL-1003
    K&N
  2. 2004 Polaris Sportsman 400 4x4 427 air filter
    Special Price €74.99 Regular Price €99.99
    PL-1003
    K&N
  3. 2003 Polaris Sportsman 400 4x4 427 air filter
    Special Price €74.99 Regular Price €99.99
    PL-1003
    K&N
  4. 2002 Polaris Sportsman 400 4x4 427 air filter
    Special Price €74.99 Regular Price €99.99
    PL-1003
    K&N
  5. 2001 Polaris Sportsman 400 4x4 427 air filter
    Special Price €74.99 Regular Price €99.99
    PL-1003
    K&N
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