Shopping Cart

Your cart is empty.

Your cart is empty.

K&N Dryflow Lifetime Universal Clamp-On Air Filter: Dry Synthetic, Washable, Oil-Free: Flange Diameter: 4 In, Filter Height: 8 In, Flange Length: 1.5 In, Shape: Round Tapered, RU-5171HBK

Free shipping on orders over $29.99

$89.25

$ 39 .99 $39.99

In Stock

About this item

  • ENGINEERED POWER: State-of-the-art air filter media is designed to increase horsepower and acceleration as well as improve overall engine performance
  • 2 LAYERS OF PROTECTION: Dual layers of dry synthetic filter media are 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 3 YEARS: Engine air filter only needs cleaning every 50,000 miles under normal highway driving conditions (3 years based on the average miles driven per year of 15,000 miles)
  • EASY INSTALLATION: K&N Air Filters are ready to drop into your factory air box- 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
  • NO-HASSLE WARRANTY: 1-Year Limited Warranty
  • MADE IN USA: K&N Air Filters are proudly made in the USA for trusted quality & reliability


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. 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.


Marlon Green
2025-09-03 12:18:51
excellent product fit like a charm
Steve
2025-06-18 09:32:43
Monster filter (big), but that's what I wanted. The black color is very nice (matches my under hood color theme).
Steven Kidrick
2025-06-11 14:46:14
It looks good and is well built. It will last a long time. A+
Cathie
2025-06-02 17:04:26
Pricy but fits perfect
Customer
2025-04-03 18:29:58
Shipped fast great filter
truthurtz
2025-02-18 13:28:20
Great filter. Love the oil less option, especially for a diesel!
Recommended Products

$21.99

$ 10 .99 $10.99

4.4
Select Option

$49.99

$ 21 .99 $21.99

4.9
Select Option