Search
Advanced Search
Toggle Nav
Toggle Nav
  • Sign In
My Cart
Air Filters Intake Systems Oil Filters Cabin Air Filters Speed Shop Powersports Home Air Filters

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 1.0L L3 Gas air filter
    $59.99
    E-2993
    K&N
  2. 2018 Ford Focus 1.0L L3 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  3. 2018 Ford Focus 1.0L L3 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  4. 2018 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  5. 2018 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  6. 2018 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  7. 2017 Ford Focus 1.0L L3 Gas air filter
    $59.99
    E-2993
    K&N
  8. 2017 Ford Focus 1.0L L3 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  9. 2017 Ford Focus 1.0L L3 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  10. 2017 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  11. 2017 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  12. 2017 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  13. 2016 Ford Focus 1.0L L3 Gas air filter
    $59.99
    E-2993
    K&N
  14. 2016 Ford Focus 1.0L L3 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  15. 2016 Ford Focus 1.0L L3 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  16. 2016 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  17. 2016 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  18. 2016 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  19. 2015 Ford Focus 1.0L L3 Gas air filter
    $59.99
    E-2993
    K&N
  20. 2015 Ford Focus 1.0L L3 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  21. 2015 Ford Focus 1.0L L3 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  22. 2015 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  23. 2015 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  24. 2015 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  25. 2014 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  26. 2014 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  27. 2014 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  28. 2013 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  29. 2013 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  30. 2013 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  31. 2012 Ford Focus 2.0L L4 Gas air filter
    $59.99
    E-2993
    K&N
  32. 2012 Ford Focus 2.0L L4 Gas air filter
    $34.99
    KNF-2993
    K&N
    Out of stock
  33. 2012 Ford Focus 2.0L L4 Gas air filter
    $83.99
    AEM-AE-20993
    K&N
  34. 2011 Ford Focus 2.0L L4 Gas air filter
    $53.99
    33-2401
    K&N
  35. 2011 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
    Out of stock
  36. 2010 Ford Focus 2.0L L4 Gas air filter
    $53.99
    33-2401
    K&N
  37. 2010 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
    Out of stock
  38. 2009 Ford Focus 2.0L L4 Gas air filter
    $53.99
    33-2401
    K&N
  39. 2009 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
    Out of stock
  40. 2008 Ford Focus 2.0L L4 Gas air filter
    $53.99
    33-2401
    K&N
  41. 2008 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
    Out of stock
  42. 2007 Ford Focus 2.0L L4 Gas air filter
    $53.99
    33-2401
    K&N
  43. 2007 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2401
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS 2.0L NON-PZEV
    Out of stock
  44. 2004 Ford Focus 1.8L L4 Diesel air filter
    $51.99
    33-2819
    K&N
  45. 2004 Ford Focus 1.8L L4 Diesel air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  46. 2004 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  47. 2004 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  48. 2004 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  49. 2004 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  50. 2004 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  51. 2004 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  52. 2003 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  53. 2003 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  54. 2003 Ford Focus 1.8L L4 Gas air filter
    $51.99
    33-2819
    K&N
  55. 2003 Ford Focus 1.8L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  56. 2003 Ford Focus 2.3L L4 Gas air filter
    $51.99
    33-2819
    K&N
  57. 2003 Ford Focus 2.3L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  58. 2003 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  59. 2003 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  60. 2003 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  61. 2003 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  62. 2002 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  63. 2002 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  64. 2002 Ford Focus 1.8L L4 Gas air filter
    $51.99
    33-2819
    K&N
  65. 2002 Ford Focus 1.8L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  66. 2002 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  67. 2002 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  68. 2002 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  69. 2002 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  70. 2001 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  71. 2001 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  72. 2001 Ford Focus 1.8L L4 Diesel air filter
    $51.99
    33-2819
    K&N
  73. 2001 Ford Focus 1.8L L4 Diesel air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  74. 2001 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  75. 2001 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  76. 2001 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  77. 2001 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  78. 2000 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  79. 2000 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  80. 2000 Ford Focus 1.8L L4 Diesel air filter
    $51.99
    33-2819
    K&N
  81. 2000 Ford Focus 1.8L L4 Diesel air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  82. 2000 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  83. 2000 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  84. 2000 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  85. 2000 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  86. 1999 Ford Focus 1.8L L4 Diesel air filter
    $51.99
    33-2819
    K&N
  87. 1999 Ford Focus 1.8L L4 Diesel air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  88. 1999 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  89. 1999 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  90. 1999 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  91. 1999 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  92. 1999 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  93. 1999 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  94. 1998 Ford Focus 1.4L L4 Gas air filter
    $51.99
    33-2819
    K&N
  95. 1998 Ford Focus 1.4L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  96. 1998 Ford Focus 1.6L L4 Gas air filter
    $51.99
    33-2819
    K&N
  97. 1998 Ford Focus 1.6L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  98. 1998 Ford Focus 1.8L L4 Gas air filter
    $51.99
    33-2819
    K&N
  99. 1998 Ford Focus 1.8L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
  100. 1998 Ford Focus 2.0L L4 Gas air filter
    $51.99
    33-2819
    K&N
  101. 1998 Ford Focus 2.0L L4 Gas air filter
    $20.99
    KNA-2819
    K&N LONG LIFE 18,000 MILE ENGINE AIR FILTER - FORD FOCUS/ FOCUS SVT
    Out of stock
Search By Vehicle
Find Parts for your vehicle
*
The item you added to cart DOES NOT FIT your
This item fits your
The item(s) below fits your vehicle
official performance filter
Copyright © 2020 K&N Engineering, Inc. All Rights Reserved.
Terms of Use Privacy Policy CA Supply Chains Act