K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: 1990-2006 BMW (X3, Z4, 520i, 525i, 530i, Z3, 728i, 728iL, 323Ti, 523i, 528i, M3), 33-2070
K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: 1990-2006 BMW (X3, Z4, 520i, 525i, 530i, Z3, 728i, 728iL, 323Ti, 523i, 528i, M3), 33-2070
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K&N Engine Air Filter: High Performance, Premium, Washable, Replacement Filter: 1990-2006 BMW (X3, Z4, 520i, 525i, 530i, Z3, 728i, 728iL, 323Ti, 523i, 528i, M3), 33-2070

4.5 stars out of 2 reviews
(4.5)|
2 ratings
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Key item features

  • ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
  • RUGGED CONSTRUCTION: K&N Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
  • 4 LAYERS OF PROTECTION: Multiple layers of premium cotton gauze treated with a specially-designed tacking agent work together to create an intricate mesh of engine filter media that is designed to block and trap harmful contaminants
  • CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles)
  • REUSABLE K&N FILTER SAVES YOU MONEY: A K&N washable, reusable air filter will save you up to $125 vs. purchasing multiple disposable filters (compared to MSRP in USD of corresponding OE filters for 200,000 miles of highway driving)
  • ULTIMATE LONGEVITY: No-hassle lifetime limited warranty on stock replacement K&N air filters- limitations apply
  • EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to drop into your factory air box- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
  • REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
  • A: K&N Air Filters are proudly for trusted quality & reliability
Current price is Now $55.19
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was $68.99
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  • Free 30-day returns

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Columbus, 43215
Arrives by Fri, Apr 10
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Sold and shipped by K&N
4.76036866359447 stars out of 5, based on 217 seller reviews(4.8)
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4.5 out of 5 stars
stars2 ratings2 reviews
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Showing 1-2 of 2 reviews

Jan 31, 2019
David
5 out of 5 stars review

5 Star Review

BMW 320i e36 with K&N stock replacement air filter Perfect sound, instant reaction. Thanks

Review from K and N Filters
Helpful?6EBW8NA0DQE834848909
Jan 31, 2019
Cole
4 out of 5 stars review

4 Star Review

I wanted the cai system, however the drop In seems to be doing just as good at present. I look forward to purchasing more products from you in the near future. Let me know if you do lawn products also. That would be immense. Thanks much.

Review from K and N Filters
Helpful?6EBW8NA0DQE834848909