Ford Focus II Replacement Air Filters

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

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

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

  1. 2010 Ford Focus II 2.0L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  2. 2010 Ford Focus II 1.8L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  3. 2010 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
  4. 2010 Ford Focus II 1.4L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  5. 2010 Ford Focus II 1.6L L4 Diesel air intake
    $262.99
    57S-4000
    K&N
  6. 2010 Ford Focus II 2.5L L5 Gas air intake
    $262.99
    57S-4000
    K&N
  7. 2009 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  8. 2009 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
  9. 2009 Ford Focus II 1.4L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  10. 2009 Ford Focus II 2.0L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  11. 2009 Ford Focus II 1.8L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  12. 2009 Ford Focus II 2.5L L5 Gas air intake
    $367.99
    57I-2503
    K&N
    Out of stock
  13. 2009 Ford Focus II 2.5L L5 Gas air intake
    $262.99
    57S-4000
    K&N
  14. 2008 Ford Focus II 1.8L L4 Diesel air intake
    $262.99
    57S-4000
    K&N
  15. 2008 Ford Focus II 2.5L L5 Gas air intake
    $367.99
    57I-2503
    K&N
    Out of stock
  16. 2008 Ford Focus II 2.0L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  17. 2008 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  18. 2008 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
  19. 2008 Ford Focus II 1.4L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  20. 2007 Ford Focus II 1.8L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  21. 2007 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
  22. 2007 Ford Focus II 1.4L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  23. 2007 Ford Focus II 2.0L L4 Gas air intake
    $262.99
    57S-4000
    K&N
  24. 2007 Ford Focus II 1.6L L4 Diesel air intake
    $262.99
    57S-4000
    K&N
  25. 2007 Ford Focus II 2.5L L5 Gas air intake
    $367.99
    57I-2503
    K&N
    Out of stock
  26. 2006 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
  27. 2006 Ford Focus II 2.5L L5 Gas air intake
    $367.99
    57I-2503
    K&N
    Out of stock
  28. 2006 Ford Focus II 1.8L L4 Diesel air intake
    $262.99
    57S-4000
    K&N
  29. 2005 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
  30. 2005 Ford Focus II 2.5L L5 Gas air intake
    $367.99
    57I-2503
    K&N
    Out of stock
  31. 2005 Ford Focus II 1.8L L4 Diesel air intake
    $262.99
    57S-4000
    K&N
  32. 2004 Ford Focus II 1.6L L4 Gas air intake
    $262.99
    57-0686
    K&N
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