BMW 325i Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 325i air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 325i Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 325i run better. Fast and FREE SHIPPING with any BMW 325i air filter

  1. K&N
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  4. 2010 BMW 325i 3.0L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-2022
    K&N
  5. K&N
  6. 2009 BMW 325i 3.0L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-2022
    K&N
  7. 2008 BMW 325i 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-2022
    K&N
  8. 2007 BMW 325i 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-2022
    K&N
  9. 2006 BMW 325i 3.0L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-2022
    K&N
  10. K&N
  11. K&N
  12. 2005 BMW 325i 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    E-2022
    K&N
  13. K&N
  14. K&N
  15. K&N
  16. K&N
  17. K&N
  18. 1999 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  19. 1998 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  20. 1997 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  21. 1996 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  22. 1995 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  23. 1994 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  24. 1993 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  25. 1993 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  26. 1992 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  27. 1992 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  28. 1991 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  29. 1991 BMW 325i 2.5L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  30. 1990 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  31. 1989 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  32. 1988 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  33. 1987 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  34. 1986 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  35. 1985 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  36. 1984 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
  37. 1983 BMW 325i 2.5L L6 Gas air filter
    $54.99 Regular Price $43.99 Special Price
    33-2059
    K&N
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