Audi A4 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 Audi A4 new life with an AEM Air Filter!

  1. 2016 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  2. 2016 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  3. 2015 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  4. 2015 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  5. 2014 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  6. 2014 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  7. 2013 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  8. 2013 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  9. 2012 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  10. 2012 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  11. 2011 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  12. 2011 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  13. 2010 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  14. 2010 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  15. 2009 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  16. 2009 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  17. 2008 Audi A4 2.0L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  18. 2008 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
  19. 2007 Audi A4 1.8L L4 Gas air filter
    Special Price $44.99 Regular Price $49.99
    AEM-28-20945
    K&N
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