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K&N Air Filters for BMW 525

BMW 525 Replacement Air Filters

Buy now from the K&N's Online Store and get a 100% money back guarantee on any BMW 525 air filter!
  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • K&N Million Mile Limited Warranty®
  • Lasts up to 50,000 Miles Before Cleaning is Required (Depending on Driving Conditions)
Buy a K&N air filter. Help your BMW 525 run better.
K&N Automotive Replacement Air Filters
Vehicle DescriptionPart NumberProduct Image 
2019 BMW 525d 2.0L L4 Diesel Engine - All Models
Automotive
2019 BMW 525d 2.0L Air Filter
33-3079 33-3079 BMW 525d Air Filter
List Price: £91.20
Your Price: £68.39
2018 BMW 525d 2.0L L4 Diesel Engine - All Models
Automotive
2018 BMW 525d 2.0L Air Filter
33-3079 33-3079 BMW 525d Air Filter
List Price: £91.20
Your Price: £68.39
2017 BMW 525d 2.0L L4 Diesel Engine - G30/G31
Automotive
2017 BMW 525d 2.0L Air Filter
33-3079 33-3079 BMW 525d Air Filter
List Price: £91.20
Your Price: £68.39
2010 BMW 525d 3.0L L6 Diesel Engine - All Models
Automotive
2010 BMW 525d 3.0L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2010 BMW 525i 3.0L L6 Petrol Engine - All Models
Automotive
2010 BMW 525i 3.0L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2009 BMW 525d 3.0L L6 Diesel Engine - All Models
Automotive
2009 BMW 525d 3.0L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2009 BMW 525i 3.0L L6 Petrol Engine - All Models
Automotive
2009 BMW 525i 3.0L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2008 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2008 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2008 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2008 BMW 525i 2.5L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2008 BMW 525i 3.0L L6 Petrol Engine - All Models
Automotive
2008 BMW 525i 3.0L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2008 BMW 525xi 3.0L L6 Petrol Engine - All Models
Automotive
2008 BMW 525xi 3.0L Air Filter
33-2292 33-2292 BMW 525xi Air Filter
List Price: £92.51
Your Price: £69.59
2007 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2007 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2007 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2007 BMW 525i 2.5L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2007 BMW 525i 3.0L L6 Petrol Engine - All Models
Automotive
2007 BMW 525i 3.0L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2007 BMW 525xi 3.0L L6 Petrol Engine - All Models
Automotive
2007 BMW 525xi 3.0L Air Filter
33-2292 33-2292 BMW 525xi Air Filter
List Price: £92.51
Your Price: £69.59
2006 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2006 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2006 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2006 BMW 525i 2.5L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2006 BMW 525i 3.0L L6 Petrol Engine - All Models
Automotive
2006 BMW 525i 3.0L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2006 BMW 525xi 3.0L L6 Petrol Engine - All Models
Automotive
2006 BMW 525xi 3.0L Air Filter
33-2292 33-2292 BMW 525xi Air Filter
List Price: £92.51
Your Price: £69.59
2005 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2005 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2005 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2005 BMW 525i 2.5L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2005 BMW 525xi 3.0L L6 Petrol Engine - All Models
Automotive
2005 BMW 525xi 3.0L Air Filter
33-2292 33-2292 BMW 525xi Air Filter
List Price: £92.51
Your Price: £69.59
2004 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2004 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2004 BMW 525i 2.5L L6 Petrol Engine - E39
Automotive
2004 BMW 525i 2.5L Air Filter
33-2070 33-2070 BMW 525i Air Filter
List Price: £68.99
Your Price: £52.79
2004 BMW 525i 2.5L L6 Petrol Engine - US Models Only
Automotive
2004 BMW 525i 2.5L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2003 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2003 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2003 BMW 525i 2.5L L6 Petrol Engine - US Models Only
Automotive
2003 BMW 525i 2.5L Air Filter
33-2070 33-2070 BMW 525i Air Filter
List Price: £68.99
Your Price: £52.79
2003 BMW 525i 2.5L L6 Petrol Engine - E60, E61
Automotive
2003 BMW 525i 2.5L Air Filter
33-2292 33-2292 BMW 525i Air Filter
List Price: £92.51
Your Price: £69.59
2002 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2002 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2002 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2002 BMW 525i 2.5L Air Filter
33-2070 33-2070 BMW 525i Air Filter
List Price: £68.99
Your Price: £52.79
2001 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2001 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2001 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2001 BMW 525i 2.5L Air Filter
33-2070 33-2070 BMW 525i Air Filter
List Price: £68.99
Your Price: £52.79
2000 BMW 525d 2.5L L6 Diesel Engine - All Models
Automotive
2000 BMW 525d 2.5L Air Filter
E-2657 E-2657 BMW 525d Air Filter
List Price: £110.03
Your Price: £82.79
2000 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
2000 BMW 525i 2.5L Air Filter
33-2070 33-2070 BMW 525i Air Filter
List Price: £68.99
Your Price: £52.79
2000 BMW 525td 2.5L L6 Diesel Engine - All Models
Automotive
2000 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
2000 BMW 525tds 2.5L L6 Diesel Engine - All Models
Automotive
2000 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1999 BMW 525td 2.5L L6 Diesel Engine - All Models
Automotive
1999 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1999 BMW 525tds 2.5L L6 Diesel Engine - All Models
Automotive
1999 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1998 BMW 525td 2.5L L6 Diesel Engine - All Models
Automotive
1998 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1998 BMW 525tds 2.5L L6 Diesel Engine - All Models
Automotive
1998 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1997 BMW 525td 2.5L L6 Diesel Engine - All Models
Automotive
1997 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1997 BMW 525tds 2.5L L6 Diesel Engine - All Models
Automotive
1997 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1996 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1996 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1996 BMW 525iX 2.5L L6 Petrol Engine - All Models
Automotive
1996 BMW 525iX 2.5L Air Filter
33-2078 33-2078 BMW 525iX Air Filter
List Price: £78.35
Your Price: £58.79
1996 BMW 525td 2.5L L6 Diesel Engine - E34, Right Hand Drive
Automotive
1996 BMW 525td 2.5L Air Filter
33-2594 33-2594 BMW 525td Air Filter
List Price: £73.74
Your Price: £59.99
1996 BMW 525td 2.5L L6 Diesel Engine - E34 Left Hand Drive, E39
Automotive
1996 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1996 BMW 525tds 2.5L L6 Diesel Engine - E34, Right Hand Drive
Automotive
1996 BMW 525tds 2.5L Air Filter
33-2594 33-2594 BMW 525tds Air Filter
List Price: £73.74
Your Price: £59.99
1996 BMW 525tds 2.5L L6 Diesel Engine - E34 Left Hand Drive, E39
Automotive
1996 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1995 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1995 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1995 BMW 525iT 2.5L L6 Petrol Engine - All Models
Automotive
1995 BMW 525iT 2.5L Air Filter
33-2078 33-2078 BMW 525iT Air Filter
List Price: £78.35
Your Price: £58.79
1995 BMW 525iX 2.5L L6 Petrol Engine - All Models
Automotive
1995 BMW 525iX 2.5L Air Filter
33-2078 33-2078 BMW 525iX Air Filter
List Price: £78.35
Your Price: £58.79
1995 BMW 525td 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1995 BMW 525td 2.5L Air Filter
33-2594 33-2594 BMW 525td Air Filter
List Price: £73.74
Your Price: £59.99
1995 BMW 525td 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1995 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1995 BMW 525tds 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1995 BMW 525tds 2.5L Air Filter
33-2594 33-2594 BMW 525tds Air Filter
List Price: £73.74
Your Price: £59.99
1995 BMW 525tds 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1995 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1994 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1994 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1994 BMW 525iT 2.5L L6 Petrol Engine - All Models
Automotive
1994 BMW 525iT 2.5L Air Filter
33-2078 33-2078 BMW 525iT Air Filter
List Price: £78.35
Your Price: £58.79
1994 BMW 525iX 2.5L L6 Petrol Engine - All Models
Automotive
1994 BMW 525iX 2.5L Air Filter
33-2078 33-2078 BMW 525iX Air Filter
List Price: £78.35
Your Price: £58.79
1994 BMW 525td 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1994 BMW 525td 2.5L Air Filter
33-2594 33-2594 BMW 525td Air Filter
List Price: £73.74
Your Price: £59.99
1994 BMW 525td 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1994 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1994 BMW 525tds 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1994 BMW 525tds 2.5L Air Filter
33-2594 33-2594 BMW 525tds Air Filter
List Price: £73.74
Your Price: £59.99
1994 BMW 525tds 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1994 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1993 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1993 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1993 BMW 525iT 2.5L L6 Petrol Engine - All Models
Automotive
1993 BMW 525iT 2.5L Air Filter
33-2078 33-2078 BMW 525iT Air Filter
List Price: £78.35
Your Price: £58.79
1993 BMW 525iX 2.5L L6 Petrol Engine - All Models
Automotive
1993 BMW 525iX 2.5L Air Filter
33-2078 33-2078 BMW 525iX Air Filter
List Price: £78.35
Your Price: £58.79
1993 BMW 525td 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1993 BMW 525td 2.5L Air Filter
33-2594 33-2594 BMW 525td Air Filter
List Price: £73.74
Your Price: £59.99
1993 BMW 525td 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1993 BMW 525td 2.5L Air Filter
33-2706 33-2706 BMW 525td Air Filter
List Price: £107.87
Your Price: £81.59
1993 BMW 525tds 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1993 BMW 525tds 2.5L Air Filter
33-2594 33-2594 BMW 525tds Air Filter
List Price: £73.74
Your Price: £59.99
1993 BMW 525tds 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1993 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1992 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1992 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1992 BMW 525iX 2.5L L6 Petrol Engine - All Models
Automotive
1992 BMW 525iX 2.5L Air Filter
33-2078 33-2078 BMW 525iX Air Filter
List Price: £78.35
Your Price: £58.79
1992 BMW 525tds 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1992 BMW 525tds 2.5L Air Filter
33-2594 33-2594 BMW 525tds Air Filter
List Price: £73.74
Your Price: £59.99
1992 BMW 525tds 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1992 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1991 BMW 525i 2.5L L6 Petrol Engine - US Models Only
Automotive
1991 BMW 525i 2.5L Air Filter
33-2059 33-2059 BMW 525i Air Filter
List Price: £68.03
Your Price: £51.59
1991 BMW 525i 2.5L L6 Petrol Engine - 170BHP
Automotive
1991 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1991 BMW 525iX 2.5L L6 Petrol Engine - All Models
Automotive
1991 BMW 525iX 2.5L Air Filter
33-2078 33-2078 BMW 525iX Air Filter
List Price: £78.35
Your Price: £58.79
1991 BMW 525tds 2.5L L6 Diesel Engine - Right Hand Drive
Automotive
1991 BMW 525tds 2.5L Air Filter
33-2594 33-2594 BMW 525tds Air Filter
List Price: £73.74
Your Price: £59.99
1991 BMW 525tds 2.5L L6 Diesel Engine - Left Hand Drive
Automotive
1991 BMW 525tds 2.5L Air Filter
33-2706 33-2706 BMW 525tds Air Filter
List Price: £107.87
Your Price: £81.59
1990 BMW 525i 2.5L L6 Petrol Engine - 170BHP
Automotive
1990 BMW 525i 2.5L Air Filter
33-2059 33-2059 BMW 525i Air Filter
List Price: £68.03
Your Price: £51.59
1990 BMW 525i 2.5L L6 Petrol Engine - 192BHP
Automotive
1990 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1989 BMW 525i 2.5L L6 Petrol Engine - US Models Only
Automotive
1989 BMW 525i 2.5L Air Filter
33-2059 33-2059 BMW 525i Air Filter
List Price: £68.03
Your Price: £51.59
1989 BMW 525i 2.5L L6 Petrol Engine - 192BHP
Automotive
1989 BMW 525i 2.5L Air Filter
33-2078 33-2078 BMW 525i Air Filter
List Price: £78.35
Your Price: £58.79
1988 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1988 BMW 525i 2.5L Air Filter
33-2059 33-2059 BMW 525i Air Filter
List Price: £68.03
Your Price: £51.59
1987 BMW 525e 2.7L L6 Petrol Engine - All Models
Automotive
1987 BMW 525e 2.7L Air Filter
33-2059 33-2059 BMW 525e Air Filter
List Price: £68.03
Your Price: £51.59
1987 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1987 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1986 BMW 525e 2.7L L6 Petrol Engine - All Models
Automotive
1986 BMW 525e 2.7L Air Filter
33-2059 33-2059 BMW 525e Air Filter
List Price: £68.03
Your Price: £51.59
1986 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1986 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1985 BMW 525e 2.7L L6 Petrol Engine - To 8/85
Automotive
1985 BMW 525e 2.7L Air Filter
33-2005 33-2005 BMW 525e Air Filter
List Price: £110.15
Your Price: £82.79
1985 BMW 525e 2.7L L6 Petrol Engine - From 9/85
Automotive
1985 BMW 525e 2.7L Air Filter
33-2059 33-2059 BMW 525e Air Filter
List Price: £68.03
Your Price: £51.59
1985 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1985 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1984 BMW 525e 2.7L L6 Petrol Engine - All Models
Automotive
1984 BMW 525e 2.7L Air Filter
33-2005 33-2005 BMW 525e Air Filter
List Price: £110.15
Your Price: £82.79
1984 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1984 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1983 BMW 525e 2.7L L6 Petrol Engine - All Models
Automotive
1983 BMW 525e 2.7L Air Filter
33-2005 33-2005 BMW 525e Air Filter
List Price: £110.15
Your Price: £82.79
1983 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1983 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1982 BMW 525e 2.7L L6 Petrol Engine - All Models
Automotive
1982 BMW 525e 2.7L Air Filter
33-2005 33-2005 BMW 525e Air Filter
List Price: £110.15
Your Price: £82.79
1982 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1982 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1981 BMW 525e 2.7L L6 Petrol Engine - All Models
Automotive
1981 BMW 525e 2.7L Air Filter
33-2005 33-2005 BMW 525e Air Filter
List Price: £110.15
Your Price: £82.79
1981 BMW 525i 2.5L L6 Petrol Engine - All Models
Automotive
1981 BMW 525i 2.5L Air Filter
33-2005 33-2005 BMW 525i Air Filter
List Price: £110.15
Your Price: £82.79
1976 BMW 525 2.5L L6 CARB - All Models
Automotive
1976 BMW 525 2.5L Air Filter
E-2630 E-2630 BMW 525 Air Filter
List Price: £70.79
Your Price: £53.99
1975 BMW 525 2.5L L6 CARB - All Models
Automotive
1975 BMW 525 2.5L Air Filter
E-2630 E-2630 BMW 525 Air Filter
List Price: £70.79
Your Price: £53.99
1974 BMW 525 2.5L L6 CARB - All Models
Automotive
1974 BMW 525 2.5L Air Filter
E-2630 E-2630 BMW 525 Air Filter
List Price: £70.79
Your Price: £53.99
1973 BMW 525 2.5L L6 CARB - All Models
Automotive
1973 BMW 525 2.5L Air Filter
E-2630 E-2630 BMW 525 Air Filter
List Price: £70.79
Your Price: £53.99

K&N replacement air filters are designed to increase horsepower and performance in your BMW 525.