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K&N Air Filters - The World's Best Air Filter

K&N Air Filters for the BMW 523i


BMW 523i Replacement Air Filters 

  • High Air Flow with Excellent Filtration
  • Designed to Increase Horsepower and Acceleration
  • K&N Million Mile Limited Warranty® 
  • Will NOT Void Vehicle Warranty
  • Lasts up to 50,000 Miles Before Cleaning is Required Depending on Driving Conditions

Buy a K&N air filter. Your BMW 523i will thank you. 

 Click Here to Find K&N Air Filters, Oil Filters & Air Intakes for any Vehicle!
Vehicle Description Type Product Part Number Product Image
2008 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2292
 		Buy
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2007 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2292
 		Buy
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2006 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2292
 		Buy
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2005 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2292
 		Buy
33-2292.jpg
2000 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2070
 		Buy
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1999 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2070
 		Buy
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1998 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2070
 		Buy
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1997 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2070
 		Buy
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1996 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2070
 		Buy
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1995 BMW 523i 2.5L L6 F/I - All Automotive Air Filter 33-2070
 		Buy
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K&N manufactures thousands of automotive performance air filters for most vehicles on the road.

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