BMW R100CS Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW R100CS air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW R100CS Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW R100CS run better. Fast and FREE SHIPPING with any BMW R100CS air filter

  1. 1984 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  2. 1983 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  3. 1982 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  4. 1981 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  5. 1980 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  6. 1979 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  7. 1978 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  8. 1977 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
  9. 1976 BMW R100CS 1000 air filter
    $79.99 Regular Price $63.99 Special Price
    BM-0300
    K&N
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