BMW 728i Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 728i air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 728i Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 728i run better. Fast and FREE SHIPPING with any BMW 728i air filter

  1. 2001 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  2. 2000 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  3. 1999 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  4. 1998 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  5. 1997 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  6. 1996 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  7. 1995 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  8. 1994 BMW 728i 2.8L L6 Gas air filter
    $64.99 Regular Price $51.99 Special Price
    33-2070
    K&N
  9. 1986 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  10. 1985 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  11. 1984 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  12. 1983 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  13. 1982 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  14. 1981 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  15. 1980 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  16. 1979 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
  17. 1978 BMW 728i 2.8L L6 Gas air filter
    $99.99 Regular Price $79.99 Special Price
    33-2005
    K&N
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