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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
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  2. 2023 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  3. 2022 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  4. 2021 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  5. 2020 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  6. 2019 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  7. 2018 Audi A4 Quattro 2.0L L4 Diesel air filter
    Special Price €96.69 Regular Price €128.89
    E-0648
    K&N
  8. 2018 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  9. 2017 Audi A4 Quattro 2.0L L4 Diesel air filter
    Special Price €96.69 Regular Price €128.89
    E-0648
    K&N
  10. 2017 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  11. 2016 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  12. 2016 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  13. 2016 Audi A4 Quattro 2.0L L4 Diesel air filter
    Special Price €96.69 Regular Price €128.89
    E-0648
    K&N
  14. 2015 Audi A4 Quattro 2.0L L4 Diesel air filter
    Special Price €96.69 Regular Price €128.89
    E-0653
    K&N
  15. 2015 Audi A4 Quattro 2.0L L4 Diesel air filter
    Special Price €96.69 Regular Price €128.89
    E-0648
    K&N
  16. 2015 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-0646
    K&N
  17. 2015 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-1987
    K&N
  18. 2015 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  19. 2014 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-1987
    K&N
  20. 2014 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  21. 2013 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-1987
    K&N
  22. 2013 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  23. 2012 Audi A4 Quattro 3.0L V6 Diesel air filter
    Special Price €85.49 Regular Price €113.99
    E-1987
    K&N
  24. 2012 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  25. 2011 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  26. 2010 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  27. 2009 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2945
    K&N
  28. 2009 Audi A4 Quattro 3.2L V6 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-1987
    K&N
  29. 2008 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  30. 2008 Audi A4 Quattro 3.2L V6 Gas air filter
    Special Price €85.49 Regular Price €113.99
    E-1987
    K&N
  31. 2008 Audi A4 Quattro 3.2L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  32. 2007 Audi A4 Quattro 3.2L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  33. 2007 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  34. 2006 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  35. 2006 Audi A4 Quattro 3.2L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  36. 2006 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  37. 2005 Audi A4 Quattro 2.0L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  38. 2005 Audi A4 Quattro 3.2L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  39. 2005 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  40. 2005 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  41. 2004 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  42. 2004 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  43. 2003 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  44. 2003 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  45. 2002 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  46. 2002 Audi A4 Quattro 3.0L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2209
    K&N
  47. 2001 Audi A4 Quattro 2.8L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  48. 2001 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  49. 2000 Audi A4 Quattro 2.8L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  50. 2000 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  51. 1999 Audi A4 Quattro 2.8L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  52. 1999 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  53. 1998 Audi A4 Quattro 2.8L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  54. 1998 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  55. 1997 Audi A4 Quattro 2.8L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  56. 1997 Audi A4 Quattro 1.8L L4 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
  57. 1996 Audi A4 Quattro 2.8L V6 Gas air filter
    Special Price €66.89 Regular Price €89.19
    33-2125
    K&N
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