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 $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  2. 2016 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  3. 2015 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  4. 2015 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  5. 2014 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  6. 2014 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  7. 2013 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  8. 2013 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  9. 2012 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  10. 2012 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  11. 2011 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  12. 2011 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  13. 2010 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  14. 2010 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  15. 2009 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  16. 2009 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  17. 2008 Audi A4 2.0L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  18. 2008 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
  19. 2007 Audi A4 1.8L L4 Gas air filter
    Special Price $42.39 Regular Price $52.99
    AEM-28-20945
    K&N
    Out of stock
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