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BMW 520i Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 520i air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 520i Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 520i run better. Fast and FREE SHIPPING with any BMW 520i air filter

  1. 2025 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-3188
    K&N
  2. 2024 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-3188
    K&N
  3. 2023 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  4. 2023 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-3188
    K&N
  5. 2023 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  6. 2023 BMW 520i 1.6L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  7. 2023 BMW 520i 1.6L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  8. 2022 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  9. 2022 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  10. 2022 BMW 520i 1.6L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  11. 2022 BMW 520i 1.6L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  12. 2021 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  13. 2021 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  14. 2020 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  15. 2020 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  16. 2019 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  17. 2019 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  18. 2018 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  19. 2018 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  20. 2017 BMW 520i 2.0L L4 Gas air filter
    CZK 615.89
    KNA-3079
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 740I L4-3.0L F/I
  21. 2017 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  22. 2017 BMW 520i 2.0L L4 Gas air filter
    CZK 2,279.39
    33-3079
    K&N
  23. 2016 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  24. 2015 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  25. 2014 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  26. 2013 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  27. 2012 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  28. 2011 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2970
    K&N
  29. 2011 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2963
    K&N
  30. 2010 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2970
    K&N
  31. 2010 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2294
    K&N
  32. 2009 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2294
    K&N
  33. 2008 BMW 520i 2.2L L6 Gas air filter
    CZK 2,546.19
    33-2294
    K&N
  34. 2007 BMW 520i 2.2L L6 Gas air filter
    CZK 2,546.19
    33-2294
    K&N
  35. 2005 BMW 520i 2.2L L6 Gas air filter
    CZK 615.89
    KNA-2292
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 525i/ 2.5L-L6
  36. 2005 BMW 520i 2.2L L6 Gas air filter
    CZK 2,546.19
    33-2292
    K&N
  37. 2004 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  38. 2004 BMW 520i 2.2L L6 Gas air filter
    CZK 615.89
    KNA-2292
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 525i/ 2.5L-L6
  39. 2004 BMW 520i 2.2L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  40. 2004 BMW 520i 2.2L L6 Gas air filter
    CZK 2,546.19
    33-2292
    K&N
  41. 2003 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2292
    K&N
  42. 2003 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  43. 2003 BMW 520i 2.0L L6 Gas air filter
    CZK 615.89
    KNA-2292
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 525i/ 2.5L-L6
  44. 2003 BMW 520i 2.2L L6 Gas air filter
    CZK 615.89
    KNA-2292
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - BMW 525i/ 2.5L-L6
  45. 2003 BMW 520i 2.2L L6 Gas air filter
    CZK 2,546.19
    33-2292
    K&N
  46. 2003 BMW 520i 2.2L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  47. 2002 BMW 520i 2.2L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  48. 2002 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  49. 2001 BMW 520i 2.2L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  50. 2001 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  51. 2000 BMW 520i 2.2L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  52. 2000 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  53. 1999 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  54. 1998 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  55. 1997 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  56. 1996 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  57. 1996 BMW 520i 2.0L L6 Gas air filter
    CZK 2,279.39
    33-2070
    K&N
  58. 1995 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  59. 1994 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  60. 1993 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  61. 1992 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  62. 1991 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  63. 1991 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  64. 1990 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  65. 1990 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  66. 1989 BMW 520i 2.0L L6 Gas air filter
    CZK 2,546.19
    33-2078
    K&N
  67. 1989 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  68. 1988 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  69. 1987 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  70. 1986 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  71. 1985 BMW 520i 2.0L L6 Gas air filter
    CZK 3,273.59
    33-2005
    K&N
  72. 1985 BMW 520i 2.0L L6 Gas air filter
    CZK 2,036.79
    33-2059
    K&N
  73. 1984 BMW 520i 2.0L L6 Gas air filter
    CZK 3,273.59
    33-2005
    K&N
  74. 1983 BMW 520i 2.0L L6 Gas air filter
    CZK 3,273.59
    33-2005
    K&N
  75. 1982 BMW 520i 2.0L L6 Gas air filter
    CZK 3,273.59
    33-2005
    K&N
  76. 1981 BMW 520i 2.0L L6 Gas air filter
    CZK 3,273.59
    33-2005
    K&N
  77. 1977 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2530
    K&N
  78. 1976 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2530
    K&N
  79. 1975 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2530
    K&N
  80. 1974 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2530
    K&N
  81. 1973 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2530
    K&N
  82. 1972 BMW 520i 2.0L L4 Gas air filter
    CZK 2,546.19
    33-2530
    K&N
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