Yamaha YFZ450X Bill Ballance Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Yamaha YFZ450X Bill Ballance air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Yamaha YFZ450X Bill Ballance Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Yamaha YFZ450X Bill Ballance run better. Fast and FREE SHIPPING with any Yamaha YFZ450X Bill Ballance air filter

  1. 2010 Yamaha YFZ450X Bill Ballance 449 air filter
    Special Price €86.19 Regular Price €114.99
    YA-4504
    K&N
  2. 2009 Yamaha YFZ450X Bill Ballance 449 air filter
    Special Price €86.19 Regular Price €114.99
    YA-4504
    K&N
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