BMW 525iX Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW 525iX air filter!

  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • Top Performance Accessory for BMW 525iX Models
  • K&N Million Mile Limited Warranty®

Order your K&N replacement air filter Factory Direct today! Help your BMW 525iX run better. Fast and FREE SHIPPING with any BMW 525iX air filter

  1. 1996 BMW 525iX 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-2078
    K&N
  2. 1995 BMW 525iX 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-2078
    K&N
  3. 1994 BMW 525iX 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-2078
    K&N
  4. 1993 BMW 525iX 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-2078
    K&N
  5. 1992 BMW 525iX 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-2078
    K&N
  6. 1991 BMW 525iX 2.5L L6 Gas air filter
    $79.99 Regular Price $63.99 Special Price
    33-2078
    K&N
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