KTM 400 EXC Replacement Air Filters

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

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

Order your K&N replacement air filter Factory Direct today! Help your KTM 400 EXC run better. Fast and FREE SHIPPING with any KTM 400 EXC air filter

  1. 2006 KTM 400 EXC 400 air filter
    $199.99 Regular Price $159.99 Special Price
    KT-5201
    K&N
  2. 2005 KTM 400 EXC 400 air filter
    $199.99 Regular Price $159.99 Special Price
    KT-5201
    K&N
  3. 2004 KTM 400 EXC 400 air filter
    $199.99 Regular Price $159.99 Special Price
    KT-5201
    K&N
  4. 2002 KTM 400 EXC 400 air filter
    $199.99 Regular Price $159.99 Special Price
    KT-5201
    K&N
  5. 2000 KTM 400 EXC 400 air filter
    $199.99 Regular Price $159.99 Special Price
    KT-5201
    K&N
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