Ford Flex Replacement Air Filters

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

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

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

  1. 2019 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  2. 2018 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  3. 2017 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  4. 2016 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  5. 2015 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  6. 2014 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  7. 2013 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  8. 2012 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  9. 2011 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  10. 2010 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
  11. 2009 Ford Flex 3.5L V6 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2395
    K&N
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