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K&N Engineering Part # KNNRU-5401

K&N Universal 4in Flange x 6-17/32in Base x 6-3/4in Height Clamp-On Air Filter - RU-5401

$83.99 USD
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Before you order

Trusted since 2005 Questions? Email sales@raptorracing.com

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable

  • NO-HASSLE WARRANTY: 1-Year Limited Warranty
  • ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
  • 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
  • RUGGED CONSTRUCTION: K&N Universal Air Filters are manufactured with durable, premium materials and state-of-the-art construction methods to last a lifetime
  • 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)
  • EASY INSTALLATION: K&N Air Filters are pre-oiled and ready to for use- they are one of the easiest and most cost-effective vehicle upgrades for quick performance gains
  • UNIVERSAL FITMENT: Designed for use on a variety of applications
  • 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

  • Package Contents: 1 Air Filter
  • Filter Re-Oiling Amount: 1.35 oz (40 ml)
  • Weight: 1.4 lb (0.6 kg)
  • Inside Diameter: 4 in (102 mm)
  • Outside Diameter: 6.5 in (165 mm)
  • Height: 6.75 in (171 mm)
  • Air Filter Material: Cotton Gauze
  • Inner Wire: No
  • Air Filter Shape: Round Tapered
  • Top Style: Rubber
  • Oil Included: Yes

Free U.S. standard shipping on qualifying orders $199+. Special order and made-to-order items can't be cancelled or refunded once ordered.

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Free U.S. standard shipping on qualifying orders $199+

Ships from our Buffalo, NY warehouse

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