KTM 450SX Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any KTM 450SX air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for KTM 450SX Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your KTM 450SX run better. Fast and FREE SHIPPING with any KTM 450SX air filter

  1. 2006 KTM 450SX 450 air filter
    Special Price €178.49 Regular Price €237.99
    KT-5201
    K&N
  2. 2005 KTM 450SX 450 air filter
    Special Price €178.49 Regular Price €237.99
    KT-5201
    K&N
  3. 2004 KTM 450SX 449 air filter
    Special Price €178.49 Regular Price €237.99
    KT-5201
    K&N
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