BMW 318i Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 318i air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 318i Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 318i run better. Fast and FREE SHIPPING with any BMW 318i air filter

  1. 2023 BMW 318i 2.0L L4 Gas air filter
    $79.99 Regular Price $71.99 Special Price
    33-3136
    K&N
  2. 2022 BMW 318i 2.0L L4 Gas air filter
    $79.99 Regular Price $71.99 Special Price
    33-3136
    K&N
  3. 2021 BMW 318i 2.0L L4 Gas air filter
    $79.99 Regular Price $71.99 Special Price
    33-3136
    K&N
  4. 2019 BMW 318i 1.5L L3 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2990
    K&N
  5. 2018 BMW 318i 1.5L L3 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2990
    K&N
  6. 2017 BMW 318i 1.5L L3 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2990
    K&N
  7. 2016 BMW 318i 1.5L L3 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2990
    K&N
  8. 2015 BMW 318i 1.5L L3 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2990
    K&N
  9. 2012 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  10. 2011 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  11. 2010 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  12. 2009 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  13. 2008 BMW 318i 1.6L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  14. 2008 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  15. 2007 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  16. 2006 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  17. 2005 BMW 318i 2.0L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    E-2021
    K&N
  18. 2005 BMW 318i 2.0L L4 Gas air filter
    $69.99 Regular Price $62.99 Special Price
    E-2232
    K&N
  19. 2004 BMW 318i 2.0L L4 Gas air filter
    $69.99 Regular Price $62.99 Special Price
    E-2232
    K&N
  20. 2003 BMW 318i 2.0L L4 Gas air filter
    $69.99 Regular Price $62.99 Special Price
    E-2232
    K&N
  21. 2002 BMW 318i 2.0L L4 Gas air filter
    $69.99 Regular Price $62.99 Special Price
    E-2232
    K&N
  22. 2001 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2231
    K&N
  23. 2001 BMW 318i 2.0L L4 Gas air filter
    $69.99 Regular Price $62.99 Special Price
    E-2232
    K&N
  24. 2000 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2231
    K&N
  25. 1999 BMW 318i 1.8L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  26. 1999 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2231
    K&N
  27. 1998 BMW 318i 1.8L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  28. 1998 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2231
    K&N
  29. 1998 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  30. 1997 BMW 318i 1.8L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  31. 1997 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2231
    K&N
  32. 1997 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  33. 1996 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  34. 1996 BMW 318i 1.9L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2231
    K&N
  35. 1996 BMW 318i 1.8L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  36. 1995 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  37. 1995 BMW 318i 1.8L L4 Gas air filter
    $64.99 Regular Price $58.49 Special Price
    33-2733
    K&N
  38. 1994 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  39. 1993 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  40. 1992 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  41. 1991 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  42. 1990 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  43. 1989 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  44. 1988 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  45. 1987 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  46. 1987 BMW 318i 1.8L L4 Gas air filter
    $54.99 Regular Price $49.49 Special Price
    33-2059
    K&N
  47. 1986 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  48. 1985 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  49. 1984 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  50. 1983 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  51. 1982 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  52. 1981 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  53. 1980 BMW 318i 1.8L L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
  54. 1979 BMW 318i 110 L4 Gas air filter
    $99.99 Regular Price $89.99 Special Price
    33-2005
    K&N
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