BMW 323iS Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 323iS air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 323iS Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 323iS run better. Fast and FREE SHIPPING with any BMW 323iS air filter

  1. 1999 BMW 323iS 2.5L L6 Gas air filter
    Special Price €67.49 Regular Price €89.99
    33-2070
    K&N
  2. 1998 BMW 323iS 2.5L L6 Gas air filter
    Special Price €67.49 Regular Price €89.99
    33-2070
    K&N
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