K&N Engineering RU-3130 Universal Rubber 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: RU-3130DK 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-3130 Universal Rubber Air Filter is designed for a broad range of automotive, powersports, recreational, and equipment applications. Its universal configuration accommodates air intake systems with varied angles and offset diameters, making it suitable for racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other custom installations.

Built with a strong, pliable molded rubber flange, this reusable air filter helps absorb vibration while providing a secure connection to the intake tube. The flange can stretch slightly to accommodate an in-between fit, helping simplify installation where exact intake sizing is not available. The filter is washable and reusable, offering a practical alternative to disposable air filters when properly maintained with the appropriate K&N service products.

The RU-3130 includes K&N's One-Year Limited Warranty. For maintenance and added protection, it is compatible with the K&N RU-3130DK Air Filter Wrap and 99-5000 Filter Care Service Kit Aerosol. This product is not CARB approved; verify local emissions requirements and application compatibility before installation. Professional installation is recommended for custom or performance intake systems.

Brief Description

Reusable K&N universal air filter with a flexible rubber flange for custom air intake applications.

Key Product Specifications & Technical Data

• Brand: K&N Engineering
• Part Number: RU-3130
• Product Type: Universal rubber air filter
• Flange Type: Molded, pliable rubber
• Flange Size: 3 1/2 inches
• Base Size: 4 5/8 inches
• Top Size: 3 1/2 inches
• Filter Height: 7 inches

What's Included

• One K&N Engineering RU-3130 Universal Rubber Air Filter
• One-Year Limited Warranty

Fitment

Universal fitment for compatible air intake systems. Confirm intake dimensions, clearance, clamp requirements, and application-specific emissions regulations before purchase. This filter is not CARB approved.

Features:

• Universal Application: Designed for racing vehicles, generators, snowmobiles, tractors, radio-controlled cars, and other compatible equipment.
• Flexible Rubber Flange: Molded rubber construction absorbs vibration and supports a secure connection to the intake system.
• Adjustable Fit: The pliable flange can stretch up to approximately 1/16 inch to help accommodate slightly different intake sizes.
• Washable and Reusable: Cleanable design supports repeated use with proper filter maintenance and compatible K&N service products.

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