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RU-4600 Universal Air Filter - Red, Cotton Gauze, Washable, Direct Fit, Sold individually

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Manufacturer #RU-4600
Vehicle Info Required to Guarantee FitAdd Vehicle


Top - Rubber; Centered Flange; Filter Re-Oiling Amount - 0.87 oz (26 ml)
Flange Inside Diameter:
6 in.
Recommended Use:
Product Fit:
Direct Fit
Round Tapered
Cotton Gauze
Color Finish:
Recommended Product:
Air Filter Wrap - K33228036PK [Black]
10-year or 1 million-mile K&N limited warranty
Quantity Sold:
Sold individually
Prop 65 Warning:

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Vehicle Fitment Information

Vehicle Name
Fitment Information
2010-2013 Kia Forte
4 Cyl 2.0L
2010-2013 Kia Forte Koup
4 Cyl 2.4L
2010-2014 Kia Forte
4 Cyl 2.0L
2011-2015 Hyundai Elantra
4 Cyl 1.8L
2011-2016 Hyundai Elantra
4 Cyl 1.8L
Page 1 of 32 | Showing 1 - 5 of 160 results

Product Information


The K&N Universal Clamp-on Air Filters are manufactured for a wide variety of applications and unique filtration needs. K&N performance High-Flow Air Filters are engineered to improve engine performance by increasing airflow up to 50%. Unlike disposable paper filters which must be frequently replaced, K&N Air Filters are washable, reusable, and engineered to last for the life of your vehicle. These versatile filters are constructed with ultra-strong molded pliable rubber flanges that absorb vibration and allow for secure attachment. Available in round, tapered (cone-style), and oval designs, K&N offers thousands of clamp-on filters in a multitude of shapes and sizes that cater to many precise applications. Join the millions of customers who have saved money and improved vehicle performance by upgrading to K&N filtration.

  • Engineered Power: State-of-the-art filtration media provides up to 50% more airflow than disposable paper filters to increase power and acceleration; clogged or dirty air filters can reduce your vehicle’s acceleration by up to 10%
  • Easy installation: Pre-oiled and built with simple clamp-on design; one of the easiest and most cost-effective upgrades for your vehicle for quick performance gains
  • Saves money: K&N high-flow replacement air filters will save you $250 over 10 years by avoiding disposable filters
  • Eco-friendly: Using a washable, reusable product helps reduce replacement waste; lasts longer than 10 disposable filters
  • World-class protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants
  • Low-maintenance design: 50,000 miles before your first cleaning under normal highway driving conditions
  • High-quality: Made in America
  • Race-tested: The Official Air Filter of NASCAR; trusted on the racetrack—made for your vehicle

Started in 1969, K&N has garnered a reputation for engineering the world’s finest filtration products for cars, trucks, SUVs, motorcycles, race vehicles, commercial vehicles and anything in-between.

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Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

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