K&N Engineering RU-4740 Universal Round Tapered Air Filter

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. Regardless of the angle or offset diameter of an air intake, there is probably a K&N Universal air filter for your equipment. K&N universal air filters are washable and reusable. Associated products: 22-8033PK Air Filter Wrap, 99-5000 Filter Care Service Kit Aerosol

• NO-HASSLE WARRANTY: 1-Year Limited Warranty
• One Year Limited Warranty

The K&N Engineering RU-4740 Universal Round Tapered Air Filter is designed for a wide range of air intake applications, including racing vehicles, generators, snowmobiles, tractors, radio-controlled vehicles, and other equipment. Its tapered profile and flexible rubber flange support installation on air intake systems with varying angles or offset configurations.

Built for dependable performance, the K&N Engineering RU-4740 features a molded pliable rubber flange that helps absorb vibration and provides a secure connection. The flange can stretch slightly to accommodate minor differences between intake sizes, helping create a practical fit where a standard filter may not be suitable. The reusable filter design can be cleaned and serviced rather than replaced, making it well suited for applications that require regular maintenance.

The RU-4740 has a 4.5-inch flange, a 5.875-inch base, a 4.5-inch top, and a 6-inch overall height. It is washable and reusable when maintained with the appropriate K&N service products. An optional K&N 22-8033PK Air Filter Wrap and 99-5000 Filter Care Service Kit Aerosol are associated products. This product is not CARB approved, and applicable regulations should be reviewed before installation on emissions-controlled vehicles. It includes a one-year limited warranty.

Key Product Specifications & Technical Data

• Brand: K&N Engineering
• Part Number: RU-4740
• Filter Style: Universal round tapered air filter
• Flange Size: 4.5 inches
• Base Size: 5.875 inches
• Top Size: 4.5 inches
• Overall Height: 6 inches
• Serviceability: Washable and reusable

What's Included

• One K&N Engineering RU-4740 universal air filter

Fitment: Universal application; verify intake flange size, clearance, and installation requirements before purchase. This filter may be used on racing vehicles, generators, snowmobiles, tractors, radio-controlled vehicles, and other compatible equipment.

Features:

• Universal Compatibility: Designed for racing vehicles, generators, snowmobiles, tractors, radio-controlled vehicles, and other equipment.
• Flexible Rubber Flange: Molded pliable rubber helps absorb vibration and can stretch slightly to accommodate minor intake-size variations.
• Washable and Reusable: Clean and service the filter for continued use instead of replacing it after a single service interval.
• Tapered Round Design: Features a 4.5-inch flange, 5.875-inch base, 4.5-inch top, and 6-inch overall height for compatible custom intake applications.

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1