Harley Davidson FLSS Softail Slim S Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Harley Davidson FLSS Softail Slim S air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Harley Davidson FLSS Softail Slim S Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Harley Davidson FLSS Softail Slim S run better. Fast and FREE SHIPPING with any Harley Davidson FLSS Softail Slim S air filter

  1. 2017 Harley Davidson FLSS Softail Slim S 110 CI air filter
    Special Price RSD 6,525.78 Regular Price RSD 8,700.65
    HD-0818
    K&N
  2. 2016 Harley Davidson FLSS Softail Slim S 110 CI air filter
    Special Price RSD 6,525.78 Regular Price RSD 8,700.65
    HD-0818
    K&N
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