Ford Focus ST Stock Replacement Air Filters

Buy an AEM Performance Air Filter and Get Free Shipping!

  • Designed to Increase Horsepower and Acceleration
  • Dryflow Oil-Free Synthetic Air Filter
  • Low Restriction for more Power and Torque
  • Excellent Filtration
  • Lifetime Limited Warranty

Use for up to 50,000 Miles Between Cleanings Depending on Driving Conditions Give your Ford Focus ST new life with an AEM Air Filter!

  1. 2018 Ford Focus ST 2.0L L4 Diesel air filter
    $83.99
    AEM-AE-20993
    K&N
  2. 2017 Ford Focus ST 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  3. 2016 Ford Focus ST 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  4. 2015 Ford Focus ST 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  5. 2014 Ford Focus ST 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  6. 2013 Ford Focus ST 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
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