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Ford Focus Replacement Air Filters

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

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

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

  1. 2018 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  2. 2018 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  3. 2018 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  4. 2018 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  5. 2018 Ford Focus 1.0L L3 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  6. 2018 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  7. 2017 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  8. 2017 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  9. 2017 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  10. 2017 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  11. 2017 Ford Focus 1.0L L3 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  12. 2017 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  13. 2016 Ford Focus 1.0L L3 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  14. 2016 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  15. 2016 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  16. 2016 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  17. 2016 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  18. 2016 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  19. 2015 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  20. 2015 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  21. 2015 Ford Focus 1.0L L3 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  22. 2015 Ford Focus 1.0L L3 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  23. 2015 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  24. 2015 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  25. 2014 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  26. 2014 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  27. 2014 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  28. 2013 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  29. 2013 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  30. 2013 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  31. 2012 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    AEM-AE-20993
    K&N
  32. 2012 Ford Focus 2.0L L4 Gas air filter
    HUF 17,159.39
    KNF-2993
    K&N
  33. 2012 Ford Focus 2.0L L4 Gas air filter
    HUF 42,552.59
    E-2993
    K&N
  34. 2011 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
  35. 2011 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2401
    K&N
  36. 2010 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
  37. 2010 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2401
    K&N
  38. 2009 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
  39. 2009 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2401
    K&N
  40. 2008 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
  41. 2008 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2401
    K&N
  42. 2007 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
  43. 2007 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2401
    K&N
  44. 2004 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  45. 2004 Ford Focus 1.4L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  46. 2004 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  47. 2004 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  48. 2004 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  49. 2004 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  50. 2004 Ford Focus 1.8L L4 Diesel air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  51. 2004 Ford Focus 1.8L L4 Diesel air filter
    HUF 34,039.19
    33-2819
    K&N
  52. 2003 Ford Focus 1.8L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  53. 2003 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  54. 2003 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  55. 2003 Ford Focus 1.8L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  56. 2003 Ford Focus 2.3L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  57. 2003 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  58. 2003 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  59. 2003 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  60. 2003 Ford Focus 1.4L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  61. 2002 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  62. 2002 Ford Focus 1.8L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  63. 2002 Ford Focus 1.8L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  64. 2002 Ford Focus 1.4L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  65. 2002 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  66. 2002 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  67. 2002 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  68. 2002 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  69. 2001 Ford Focus 1.8L L4 Diesel air filter
    HUF 34,039.19
    33-2819
    K&N
  70. 2001 Ford Focus 1.8L L4 Diesel air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  71. 2001 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  72. 2001 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  73. 2001 Ford Focus 1.4L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  74. 2001 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  75. 2001 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  76. 2001 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  77. 2000 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  78. 2000 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  79. 2000 Ford Focus 1.4L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  80. 2000 Ford Focus 1.8L L4 Diesel air filter
    HUF 34,039.19
    33-2819
    K&N
  81. 2000 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  82. 2000 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  83. 2000 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  84. 1999 Ford Focus 1.8L L4 Diesel air filter
    HUF 34,039.19
    33-2819
    K&N
  85. 1999 Ford Focus 1.4L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  86. 1999 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  87. 1999 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  88. 1999 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  89. 1999 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  90. 1999 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  91. 1999 Ford Focus 1.8L L4 Diesel air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  92. 1998 Ford Focus 1.6L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  93. 1998 Ford Focus 1.6L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  94. 1998 Ford Focus 1.4L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  95. 1998 Ford Focus 1.8L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  96. 1998 Ford Focus 1.8L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
  97. 1998 Ford Focus 2.0L L4 Gas air filter
    HUF 34,039.19
    33-2819
    K&N
  98. 1998 Ford Focus 2.0L L4 Gas air filter
    HUF 10,293.59
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
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