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Audi A4 Quattro Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Audi A4 Quattro air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Audi A4 Quattro Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Audi A4 Quattro run better. Fast and FREE SHIPPING with any Audi A4 Quattro air filter

  1. 2024 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  2. 2023 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  3. 2022 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  4. 2021 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  5. 2020 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  6. 2019 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  7. 2018 Audi A4 Quattro 2.0L L4 Diesel air filter
    $99.99 Regular Price $79.99 Special Price
    E-0648
    K&N
  8. 2018 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  9. 2017 Audi A4 Quattro 2.0L L4 Diesel air filter
    $99.99 Regular Price $79.99 Special Price
    E-0648
    K&N
  10. 2017 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  11. 2016 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  12. 2016 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  13. 2016 Audi A4 Quattro 2.0L L4 Diesel air filter
    $99.99 Regular Price $79.99 Special Price
    E-0648
    K&N
  14. 2015 Audi A4 Quattro 2.0L L4 Diesel air filter
    $149.99 Regular Price $119.99 Special Price
    E-0653
    K&N
  15. 2015 Audi A4 Quattro 2.0L L4 Diesel air filter
    $99.99 Regular Price $79.99 Special Price
    E-0648
    K&N
  16. 2015 Audi A4 Quattro 2.0L L4 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-0646
    K&N
  17. 2015 Audi A4 Quattro 3.0L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-1987
    K&N
  18. 2015 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  19. 2014 Audi A4 Quattro 3.0L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-1987
    K&N
  20. 2014 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  21. 2013 Audi A4 Quattro 3.0L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-1987
    K&N
  22. 2013 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  23. 2012 Audi A4 Quattro 3.0L V6 Diesel air filter
    $79.99 Regular Price $63.99 Special Price
    E-1987
    K&N
  24. 2012 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  25. 2011 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  26. 2010 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  27. 2009 Audi A4 Quattro 2.0L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2945
    K&N
  28. 2009 Audi A4 Quattro 3.2L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-1987
    K&N
  29. K&N
  30. 2008 Audi A4 Quattro 3.2L V6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-1987
    K&N
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  34. K&N
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  36. K&N
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  47. 2001 Audi A4 Quattro 2.8L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  48. 2001 Audi A4 Quattro 1.8L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  49. 2000 Audi A4 Quattro 2.8L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  50. 2000 Audi A4 Quattro 1.8L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  51. 1999 Audi A4 Quattro 2.8L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  52. 1999 Audi A4 Quattro 1.8L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  53. 1998 Audi A4 Quattro 2.8L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  54. 1998 Audi A4 Quattro 1.8L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  55. 1997 Audi A4 Quattro 2.8L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  56. 1997 Audi A4 Quattro 1.8L L4 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
  57. 1996 Audi A4 Quattro 2.8L V6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2125
    K&N
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