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K&N Air Filters for the BMW X3 Si

BMW X3 Si Replacement Air Filters

Buy now from K&N's Online Store and get a 100% money back guarantee on any BMW air filter!
  • Designed to Increase Horsepower and Acceleration
  • High Air Flow with Excellent Filtration
  • K&N Million Mile Limited Warranty®
Order your K&N replacement air filter Factory Direct today!
Help your BMW X3 Si run better.
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K&N Automotive Replacement Air Filters
Vehicle DescriptionPart NumberProduct Image 
2010 BMW X3 Si 2.5L L6 F/I - All
SUV
2010 BMW X3 Si 2.5L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2009 BMW X3 Si 2.5L L6 F/I - All
SUV
2009 BMW X3 Si 2.5L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2008 BMW X3 Si 2.5L L6 F/I - All
SUV
2008 BMW X3 Si 2.5L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2008 BMW X3 Si 3.0L L6 F/I - All
SUV
2008 BMW X3 Si 3.0L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2007 BMW X3 Si 2.5L L6 F/I - All
SUV
2007 BMW X3 Si 2.5L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2007 BMW X3 Si 3.0L L6 F/I - All
SUV
2007 BMW X3 Si 3.0L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2006 BMW X3 Si 2.5L L6 F/I - Non-US, from 6/06
SUV
2006 BMW X3 Si 2.5L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99
2006 BMW X3 Si 3.0L L6 F/I - Non-US, from 9/06
SUV
2006 BMW X3 Si 3.0L Air Filter
33-2372 33-2372 BMW X3 Si Air Filter
List Price: $85.89
Factory Direct Price: $54.99

Use K&N's application search to find the right air filter for your BMW. Upgrade your BMW X3 Si today with a K&N air filter. K&N automotive replacement air filters can help your car or truck run better.