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K&N 33-2478 5.0 out of 5 stars 6 Customer Reviews
Replacement Filters > Replacement Air Filter

 List Price: $83.70
Your Price: $56.99

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33-2478
 
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 Will ship as soon as it becomes available.

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for virtually every vehicle on the road. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop-in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N. See applicable instruction sheet for details. Our stock replacement air filters for street vehicles are covered by our famous K&N Million-Mile Limited Warranty™ and will be THE LAST AIR FILTER YOUR VEHICLE WILL EVER NEED. [More Information on Replacement Air Filters]
  • Designed to boost horsepower and rate of acceleration
  • Can be cleaned and used again
  • High air flow with exceptional filtration
  • Lasts up to 50,000 miles before cleaning is required depending on driving conditions
  • Works with original equipment manufacturer vehicle electronics
  • Emissions legal in all 50 US states
  • Will NOT void vehicle warranty
  • Million Mile Limited Warranty®
Available Information
33-2478 Cross Reference
33-2478 Vehicle Applications
News Story - K&N Reusable Air Filter for 2013 Nissan Altima 2.5L Offers High Performance and Filtration


Part 33-2478 Product Specifications
Product Style: Unique Air Filters
Air Filter Shape: Panel
Filter Material: Cotton Gauze
Flanges: None
Height: 1 in (25 mm)
Package Contents: 1 Air Filter
Package Quantity: 1
Filter Re-Oiling Amount: 1.3 oz (39 ml)
Outside Length: 11.438 in (291 mm)
Outside Width: 11.375 in (289 mm)
Weight: 1.6 lb (0.7 kg)
Product Box Length: 12.25 in (311 mm)
Product Box Width: 1.75 in (44 mm)
Product Box Height: 14 in (356 mm)



Product Reviews    See all reviews!  Review part 33-2478

 Love it. I can see an increase in gas mileage. I'm hooked.
Calvin, Old River, Texas
 Use the K&N filters in all our cars. Don't have to worry about changing it all the time.
Art Dake, West Seneca, New York
 I have been using K&N filters for over 20 years and have always been completely satisfied.  
John P. Jones, Greenville, Texas