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K&N 33-2451 5.0 out of 5 stars 10 Customer Reviews
Replacement Filters > Replacement Air Filter

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33-2451
 
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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
33-2451 Cross Reference
33-2451 Vehicle Applications
Air Filter Test Data
News Story - Performance Add-on for 2010 through 2013 Hyundai Tucson, Hyundai IX35, and Kia Sportage


Part 33-2451 Product Specifications
Product Style: Panel Air Filter
Height: 0.875 in (22 mm)
Outside Length: 10.125 in (257 mm)
Outside Width: 6.5 in (165 mm)
Air Filter Shape: Panel
Filter Material: Cotton Gauze
Package Contents: 1 Air Filter
Package Quantity: 1
Filter Re-Oiling Amount: 0.86 oz (26 ml)
Weight: 1 lb (0.5 kg)
Product Box Length: 7.72 in (196 mm)
Product Box Width: 1.75 in (44 mm)
Product Box Height: 13.56 in (345 mm)



Product Reviews    See all reviews!  Review part 33-2451

 Used this in our '15 Sportage with 2.4L 4cyl. EPA estimated hwy mpg @ 28. Got 32 MPG on recent 600 mile trip. Fully believe a direct result of this filter!!! Very pleased with product.
Brad, Menifee, California
 Awesome product. My gas mileage has gone up a bit as advertised.
Steve, Iowa
 Great
Jacob Gower, West Verginia