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Audi A8 Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any Audi A8 air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for Audi A8 Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your Audi A8 run better. Fast and FREE SHIPPING with any Audi A8 air filter

  1. 2025 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  2. 2025 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  3. 2024 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  4. 2024 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  5. 2023 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  6. 2023 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  7. 2022 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  8. 2022 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  9. 2021 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  10. 2021 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  11. 2020 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  12. 2020 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  13. 2019 Audi A8 4.0L V8 Gas air filter
    $149.99
    E-0643
    K&N
  14. 2019 Audi A8 3.0L V6 Diesel air filter
    $149.99
    E-0643
    K&N
  15. 2018 Audi A8 3.0L V6 Diesel air filter
    $149.99
    E-0643
    K&N
  16. 2017 Audi A8 4.0L V8 Gas air filter
    $79.99
    E-2999
    K&N
  17. 2017 Audi A8 3.0L V6 Gas air filter
    $149.99
    E-0643
    K&N
  18. 2017 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-2999
    K&N
  19. 2016 Audi A8 4.0L V8 Gas air filter
    $79.99
    E-2999
    K&N
  20. 2016 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-2999
    K&N
  21. 2015 Audi A8 2.0L L4 Gas air filter
    $79.99
    E-2999
    K&N
  22. 2015 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-2999
    K&N
  23. 2014 Audi A8 3.0L V6 Diesel air filter
    $79.99
    E-2999
    K&N
  24. 2014 Audi A8 2.0L L4 Gas air filter
    $79.99
    E-2999
    K&N
  25. 2014 Audi A8 2.5L L5 Gas air filter
    $79.99
    E-2999
    K&N
  26. 2013 Audi A8 2.0L L4 Gas air filter
    $79.99
    E-2999
    K&N
  27. 2013 Audi A8 2.5L L5 Gas air filter
    $79.99
    E-2999
    K&N
  28. 2013 Audi A8 3.0L V6 Diesel air filter
    $79.99
    E-2999
    K&N
  29. 2012 Audi A8 2.5L L5 Gas air filter
    $79.99
    E-2999
    K&N
  30. 2012 Audi A8 2.0L L4 Gas air filter
    $79.99
    E-2999
    K&N
  31. 2012 Audi A8 3.0L V6 Diesel air filter
    $79.99
    E-2999
    K&N
  32. 2011 Audi A8 3.0L V6 Diesel air filter
    $79.99
    E-2999
    K&N
  33. 2010 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  34. 2010 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  35. 2009 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  36. 2009 Audi A8 3.2L V6 Gas air filter
    $79.99
    E-0775
    K&N
  37. 2009 Audi A8 2.8L V6 Gas air filter
    $79.99
    E-0775
    K&N
  38. 2009 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  39. 2008 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  40. 2008 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  41. 2008 Audi A8 2.8L V6 Gas air filter
    $79.99
    E-0775
    K&N
  42. 2008 Audi A8 3.2L V6 Gas air filter
    $79.99
    E-0775
    K&N
  43. 2008 Audi A8 4.0L V8 Diesel air filter
    $79.99
    E-0775
    K&N
  44. 2007 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  45. 2007 Audi A8 3.2L V6 Gas air filter
    $79.99
    E-0775
    K&N
  46. 2007 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  47. 2007 Audi A8 3.7L V8 Gas air filter
    $79.99
    E-0775
    K&N
  48. 2007 Audi A8 4.0L V8 Diesel air filter
    $79.99
    E-0775
    K&N
  49. 2007 Audi A8 2.8L V6 Gas air filter
    $79.99
    E-0775
    K&N
  50. 2006 Audi A8 4.0L V8 Diesel air filter
    $79.99
    E-0775
    K&N
  51. 2006 Audi A8 3.7L V8 Gas air filter
    $79.99
    E-0775
    K&N
  52. 2006 Audi A8 3.2L V6 Gas air filter
    $79.99
    E-0775
    K&N
  53. 2006 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  54. 2006 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  55. 2005 Audi A8 4.0L V8 Diesel air filter
    $79.99
    E-0775
    K&N
  56. 2005 Audi A8 3.7L V8 Gas air filter
    $79.99
    E-0775
    K&N
  57. 2005 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  58. 2005 Audi A8 3.2L V6 Gas air filter
    $79.99
    E-0775
    K&N
  59. 2005 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  60. 2004 Audi A8 4.0L V8 Diesel air filter
    $79.99
    E-0775
    K&N
  61. 2004 Audi A8 3.7L V8 Gas air filter
    $79.99
    E-0775
    K&N
  62. 2004 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  63. 2004 Audi A8 4.2L V8 Gas air filter
    $79.99
    E-0775
    K&N
  64. 2004 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  65. 2003 Audi A8 3.7L V8 Gas air filter
    $79.99
    E-0775
    K&N
  66. 2003 Audi A8 4.2L V8 Gas air filter
    $79.99
    E-0775
    K&N
  67. 2003 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  68. 2003 Audi A8 6.0L W12 Gas air filter
    $79.99
    E-1992
    K&N
  69. 2003 Audi A8 4.0L V8 Diesel air filter
    $79.99
    E-0775
    K&N
  70. 2002 Audi A8 3.0L V6 Gas air filter
    $79.99
    E-0775
    K&N
  71. 2002 Audi A8 4.2L V8 Gas air filter
    $79.99
    E-0775
    K&N
  72. 2002 Audi A8 3.7L V8 Gas air filter
    $79.99
    E-0775
    K&N
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