Fits select 1999-2008 Toyota 4Runner, Land Cruiser, Sequoia, and Tundra models.

The K&N RU-5100 Universal Clamp-On Air Filter is engineered for versatility and high-flow performance across a wide range of applications. Featuring K&N’s signature oil-impregnated cotton gauze media, this filter provides low restriction and excellent filtration. The mounting flange is constructed from ultra-strong, pliable molded rubber designed to absorb engine vibration and provide a secure attachment point. This flexible material can be stretched up to 1/16 of an inch (1.5mm) to accommodate unique intake tube diameters, ensuring a precise seal.

• Manufacturer Part Number: RU-5100
• Flange Inside Diameter: 3.125 in (79 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Height: 7 in (178 mm)
• Flange Offset: 0 in (Centered)
• Construction: Washable and reusable multi-layer cotton media
• Warranty: 1-Year Limited Warranty

This universal filter is an ideal solution for custom intake setups, racing applications, or replacing worn-out filters on supported Toyota platforms. Simply wash and re-oil the filter to maintain peak performance for the life of the vehicle.

Fits 2013-2014 Fiat 500 Abarth and Abarth Cabrio.

K&N Universal Rubber Air Filters are engineered for versatile performance across automotive, racing, and industrial applications. These filters feature high-flow filtration media designed to provide superior airflow while maintaining engine protection. The RU-5062XD model is constructed with an ultra-strong, molded pliable rubber flange that absorbs engine vibration and ensures a secure attachment. The flange material allows for up to 1/16-inch (1.5mm) of stretch, facilitating installation on slightly varied intake diameters.

This filter is fully washable and reusable, offering a sustainable alternative to disposable paper filters. The black top provides a clean, professional look under the hood while the technical design ensures consistent performance in demanding environments.

• Washable and reusable oiled cotton media
• Molded pliable rubber flange for vibration dampening
• Fits 2.5-inch intake diameters with 1/16-inch stretch capability
• 1-Year Limited Warranty

• Manufacturer Part Number: RU-5062XD
• Flange Inner Diameter: 2.5 in (64 mm)
• Base Outer Diameter: 4.5 in (114 mm)
• Top Outer Diameter: 3.5 in (89 mm)
• Height: 6 in (152 mm)
• Top Material: Black Rubber

Fits 2002-2003 Jeep Liberty Limited, Renegade, and Sport models.

The K&N RU-5060 Universal Clamp-On Air Filter is engineered for a wide range of performance applications, providing high airflow and superior filtration. Built with ultra-strong, molded pliable rubber flanges, this filter is designed to absorb engine vibration and provide a secure, leak-free seal. The mounting flange features a 1/16-inch (1.5mm) stretch capacity, allowing it to accommodate intake tubes that fall between standard sizes for a precise fit.

• Washable and Reusable: Engineered to be cleaned and re-oiled for a lifetime of use, reducing waste and maintaining performance.
• Robust Construction: The rubber flange is designed for durability across various environments, from racing to heavy equipment.
• Direct Fitment: Clamps directly onto the intake or mounting flange for immediate installation.

Specifications:

• Manufacturer Part Number: RU-5060
• Flange Inside Diameter: 4 in (102 mm)
• Base Outside Diameter: 6.5 in (165 mm)
• Top Outside Diameter: 4.5 in (114 mm)
• Filter Height: 6 in (152 mm)
• Warranty: 1-Year Limited Warranty

This K&N Universal Clamp-On Air Filter (RU-5046) is engineered for high-performance applications, fitting select 1997-2019 Ford, Chevrolet, GMC, Cadillac, Infiniti, Lincoln, and Nissan vehicles. Designed for longevity and airflow efficiency, this filter features a washable, reusable oiled cotton media that provides excellent engine protection while improving air intake capability.

The RU-5046 is built with an ultra-strong, pliable molded rubber flange that absorbs engine vibration and ensures a secure, leak-free seal. The mounting flange is specifically designed for a 6-inch intake tube but can be stretched up to 1/16 of an inch (1.5mm) to accommodate slightly variant sizes. Whether used for racing, custom induction setups, or industrial equipment, this filter delivers the durability and filtration quality expected from a performance specialist.

• Manufacturer Part Number: RU-5046
• Flange Inside Diameter: 6 in (152 mm)
• Base Outside Diameter: 7.5 in (191 mm)
• Top Outside Diameter: 4.5 in (114 mm)
• Height: 9 in (229 mm)
• Flange Offset: 0 in (Centered)
• Material: Washable Oiled Cotton Gauze
• Warranty: 1-Year Limited Warranty

Fits select 2007-2009 Toyota Tundra and Sequoia (Base, Limited, and SR5).

The K&N RU-5045 Universal Air Filter is a high-performance, washable intake solution designed for racing, automotive, and industrial applications. Built with ultra-strong, molded pliable rubber flanges, this filter is engineered to absorb engine vibrations while providing a secure, leak-free seal. The flange material is flexible and can be stretched up to 1/16-inch (1.5mm) to accommodate various intake tube sizes. This reusable filter replaces restrictive paper elements with K&N’s signature cotton gauze media for increased airflow and durability.

• Part Number: RU-5045
• Flange Inside Diameter: 4 in (102 mm)
• Height: 9.5 in (241 mm)
• Base Outside Diameter: 6.75 in (171 mm)
• Top Outside Diameter: 5.875 in (149 mm)
• Construction: Washable and reusable cotton gauze with pliable rubber flange
• Warranty: 1-Year Limited Warranty

The K&N RU-5040 Universal Clamp-On Air Filter is engineered for a broad range of high-performance and specialty applications, including custom racing intakes, generators, and agricultural equipment. This oval tapered filter provides a high-flow filtration solution where standard OE replacements are not applicable.

Built with ultra-strong molded pliable rubber flanges, this filter is designed to absorb engine vibration while maintaining a secure attachment. The flexible flange material allows for up to 1/16-inch (1.5mm) of stretch, ensuring a tight fit on slightly oversized intake tubes. Like all K&N performance filters, the RU-5040 is fully washable and reusable, providing a sustainable alternative to disposable paper filters.

• Manufacturer Part Number: RU-5040
• Flange Inside Diameter: 3.5 in (89 mm)
• Base Outside Diameter: 8.5 in x 5.25 in (216 mm x 133 mm)
• Top Outside Diameter: 6.25 in x 4 in (159 mm x 102 mm)
• Filter Height: 5.5 in (140 mm)
• Flange Offset: 0 in (0 mm)
• Construction: Pliable rubber flange with pleated media
• Maintenance: Washable and reusable
• Warranty: 1-Year Limited Warranty

Fits select 2000-2020 Chevrolet, Chrysler, Dodge, Ford, Honda, Hyundai, Jeep, Kia, Lexus, Lincoln, Mazda, Nissan, Pontiac, Saturn, Subaru, Toyota, and Volkswagen vehicles.

K&N Universal Air Filters are engineered for high airflow and versatile fitment across automotive, racing, and specialty applications. This round tapered filter (RU-4990) features a 3-inch mounting flange molded from pliable, ultra-strong rubber designed to absorb engine vibration for a secure attachment. The flexible flange material allows for a stretch of up to 1/16-inch (1.5mm) to accommodate slightly variable intake diameters.

Constructed with K&N’s signature washable pleated media, this filter is designed to be cleaned and reused multiple times, providing long-term value over traditional disposable filters. Whether used for custom intake setups or as a replacement filter, the RU-4990 provides reliable filtration and durability.

• Manufacturer Part Number: RU-4990
• Filter Shape: Round Tapered
• Flange Inside Diameter: 3 in (76 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Height: 5.563 in (141 mm)
• Flange Type: Centered
• Material: Pliable molded rubber flange with pleated media
• Maintenance: Washable and reusable
• Warranty: 1-Year Limited Warranty

Fits select 2009-2020 Chevrolet, Ford, Honda, Mazda, Nissan, Subaru, and Toyota models. The K&N XD (Extra Duty) universal clamp-on air filter is engineered for the most demanding high-dust environments, utilizing a deep pile design and extra-fine weave cotton media. Developed and tested in the extreme conditions of the Baja 1000, this round tapered filter provides the increased efficiency and capacity required for off-road use while maintaining the airflow needed for maximum performance.

• Extreme Protection: Extra-thick XD cotton filtering medium designed specifically for off-road and high-dust conditions.
• Baja Proven: Media geometry developed for race teams and validated in K&N's Dust Retention Laboratory in conformity with ISO 5011 protocols.
• Washable & Reusable: Can be cleaned and recharged using K&N's standard filter care products for long-term service.
• Direct Fit: Clamps directly to any 2.75-inch intake tube or flange.

Technical Specifications:

• Manufacturer Part Number: RU-4960XD
• Filter Shape: Round Tapered
• Flange Inside Diameter: 2.75 in (70 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Filter Material: XD Extra Fine Weave Cotton
• Warranty: 1-Year Limited Warranty

Fits select 2000-2019 Audi, Chevrolet, Dodge, Ford, Honda, INFINITI, Lexus, Mazda, Mini, Nissan, Subaru, Toyota, and Volkswagen models (1.8T / 2.0T).

K&N Universal Air Filters are engineered for versatility and high-flow performance across a wide range of automotive and specialty applications. These filters are constructed with ultra-strong, pliable molded rubber flanges that absorb engine vibration and provide a secure, air-tight attachment. The high-performance cotton gauze media is washable and reusable, offering a long-term solution for custom intake setups or replacing restrictive factory components.

Designed for durability, the pliable flange can be stretched up to 1/16 inch (1.5mm) to accommodate unique intake tube sizes while maintaining a firm grip. This round tapered filter is ideal for racing vehicles, performance street builds, and various industrial equipment.

• Part Number: RU-4960
• Flange Inside Diameter: 2.75 in (70 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Filter Height: 5.5 in (140 mm)
• Flange Offset: 0 in (0 mm)
• Washable and reusable oiled cotton media
• Pliable rubber flange for vibration damping
• 1-Year Limited Warranty

Fits select 2007-2012 Ford Focus and Mitsubishi Lancer models (including Evolution, Ralliart, and Sportback trims).

The K&N RU-4950 Universal Air Filter is engineered for high-performance applications ranging from street vehicles to racing setups. This filter features K&N's signature washable cotton gauze media, designed to provide low restriction and high airflow while maintaining critical engine protection. The construction includes ultra-strong, molded pliable rubber flanges that absorb engine vibration for a more secure attachment. The flange material is specifically designed to be flexible, allowing it to stretch up to 1/16-inch (1.5mm) to fit intermediate intake tube sizes.

• Manufacturer Part Number: RU-4950
• Flange Inside Diameter: 2.5 in (64 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Filter Height: 5.5 in (140 mm)
• Flange Offset: 0 in (Centered)
• Material: Washable pleated cotton gauze
• Construction: Pliable rubber flange and end caps
• Warranty: 1-Year Limited Warranty

Fits select 1997-2017 Acura, Honda, Subaru, Nissan, Mazda, Toyota, Jeep, Kia, and Hyundai models.

The K&N RU-4870 Universal Air Filter is engineered for versatility and performance across a wide range of automotive and racing applications. Constructed with ultra-strong, molded pliable rubber flanges, this filter effectively absorbs vibration and ensures a secure attachment. The flange is designed with enough flexibility to stretch up to 1/16-inch (1.5mm), allowing it to accommodate slightly different intake sizes for a precise fit.

As with all K&N performance filters, the RU-4870 features high-flow oiled cotton media that is fully washable and reusable, providing long-term value over traditional disposable paper filters.

• Manufacturer Part Number: RU-4870
• Flange Inside Diameter: 2.75 in (70 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Filter Height: 6.5 in (165 mm)
• Filter Material: Cotton Gauze
• Flange Construction: Molded Pliable Rubber
• Design: Washable and Reusable
• Warranty: 1-Year Limited Warranty

Fits select 1996-2010 Dodge Avenger, Ford Focus, Honda Civic, Scion tC, and Scion xB.

K&N Universal Air Filters are engineered for versatile performance across automotive, racing, and custom applications. This filter features a high-strength, molded pliable rubber flange designed to absorb engine vibration while providing a secure attachment. The flange material is specifically formulated to stretch up to 1/16 in. (1.5mm), allowing it to fit between standard sizes for a precise seal on your intake tube.

Built with K&N’s signature high-flow media, this filter is fully washable and reusable, providing a durable alternative to disposable paper filters. Whether used on a daily driver or a custom performance build, it delivers reliable filtration and air volume.

• Manufacturer Part Number: RU-4860
• Flange Inside Diameter: 2.5 in (64 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Height: 6.5 in (165 mm)
• Flange Type: Centered, Pliable Rubber
• Filter Material: Cotton Gauze
• Warranty: One Year Limited Warranty

K&N Universal Air Filters are engineered for high-performance applications where custom induction is required, including racing vehicles, generators, and specialized equipment. This round tapered filter features a pliable, ultra-strong molded rubber flange designed to absorb engine vibration and ensure a secure attachment. The flange material is specifically formulated to allow for up to 1/16 in (1.5mm) of stretch to accommodate variations in intake tube diameters.

• Performance Media: State-of-the-art pleated media designed to increase airflow and acceleration while maintaining filtration efficiency.
• Washable and Reusable: Engineered for easy maintenance and a long service life, reducing waste and providing consistent performance.
• Durable Flange: Constructed with vibration-dampening rubber for a secure, airtight seal on the intake tract.

Specifications:

• Part Number: RU-4740
• Flange Inside Diameter: 4.5 in (114 mm)
• Base Outside Diameter: 5.875 in (149 mm)
• Top Outside Diameter: 4.5 in (114 mm)
• Filter Height: 6 in (152 mm)
• Flange Length: 1.125 in (29 mm)
• Warranty: One Year Limited Warranty

Fits select 1999-2019 BMW, Chevrolet, Dodge, GMC, INFINITI, Isuzu, Jeep, Mitsubishi, Oldsmobile, and Volvo models.

The K&N RU-4730 Universal Air Filter is engineered for versatility and performance across a wide range of automotive, racing, and equipment applications. Constructed with ultra-strong, molded pliable rubber flanges, this filter effectively absorbs engine vibration while ensuring a secure attachment. The flange material is designed with flexibility, allowing it to be stretched up to 1/16 of an inch (1.5mm) to accommodate in-between intake pipe sizes. This washable and reusable filter provides a durable, high-flow alternative to disposable paper elements.

• Manufacturer Part Number: RU-4730
• Flange Inside Diameter: 3 in (76 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 5 in (127 mm)
• Height: 6.5 in (165 mm)
• Flange Offset: 0 in (0 mm)
• Material: Washable Cotton Gauze
• Warranty: 1-Year Limited Warranty

The K&N RU-4710 Universal Air Filter is engineered for a wide range of custom and performance applications, including racing vehicles, snowmobiles, tractors, and industrial generators. This dual-flange oval tapered filter features ultra-strong, pliable molded rubber flanges that absorb engine vibration for a secure, airtight seal. The flexible flange construction allows for up to 1/16-inch (1.5mm) of stretch to accommodate intermediate intake sizes.

• Washable & Reusable: High-flow oiled cotton media designed for long-term use and easy maintenance.
• Dual-Flange Design: Oval tapered shape specifically built for specialized intake configurations.
• Durable Construction: Pliable rubber flanges provide a leak-free fit and vibration dampening.
• Base Outside Width: 3.75 in (95 mm)
• Top Outside Width: 3.438 in (87 mm)
• Height: 6.75 in (171 mm)
• Manufacturer Part Number: RU-4710
• Warranty: 1-Year Limited Warranty

Fits select 1999-2004 Jeep Grand Cherokee and Toyota 4Runner, Tacoma, and Tundra models.

The K&N RU-4700 Universal Tapered Air Filter is engineered for high-flow performance and exceptional engine protection across a wide range of applications. Constructed with K&N's signature washable cotton gauze media, this filter is designed to be cleaned and reused for the life of the vehicle. The filter features an ultra-strong, molded pliable rubber flange that absorbs engine vibration for a secure, durable connection. This flange can be stretched up to 1/16-inch (1.5mm) to fit slightly varying intake tube sizes, making it an ideal choice for custom intakes, racing setups, or engine swaps.

• Manufacturer Part Number: RU-4700
• Flange Inside Diameter: 3 in (76 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 4 in (102 mm)
• Filter Height: 6.75 in (171 mm)
• Filter Material: Oiled cotton gauze media
• Filter Shape: Round Tapered
• Flange Material: Molded pliable rubber
• Maintenance: Washable and reusable
• Warranty: 1-Year Limited Warranty

Fits select 1991-2001 BMW 3 Series (323is, 325i/is, 328i/is, M3), Jeep Cherokee, and Grand Cherokee models.

K&N Universal Air Filters are engineered for versatility and high-flow performance across a range of applications, including racing, custom intakes, and industrial equipment. This round tapered filter features a high-grade cotton gauze media that is both washable and reusable, providing long-term value and engine protection. The construction utilizes ultra-strong molded pliable rubber flanges that absorb engine vibration and ensure a leak-free seal. For a custom fit on intermediate intake tube sizes, the flange can be stretched by up to 1/16-inch (1.5mm).

• Manufacturer Part Number: RU-4690
• Flange Inside Diameter: 3.0 in (76 mm)
• Base Outside Diameter: 5.0 in (127 mm)
• Top Outside Diameter: 4.0 in (102 mm)
• Height: 7.875 in (200 mm)
• Flange Offset: 0 in (0 mm)
• Media Material: Cotton Gauze
• Construction: Pliable rubber flange and base
• Warranty: 1-Year Limited Warranty

Fits select 1994-2003 Dodge Dakota, Durango, Ram 1500, and Ram 2500 (5.9L).

K&N Universal Air Filters are engineered for versatile intake applications, providing superior filtration and airflow. Each filter is constructed with ultra-strong, molded pliable rubber flanges that effectively absorb engine vibration while ensuring a secure attachment. This flexible flange design allows for up to 1/16 of an inch (1.5mm) of stretch, making it easier to fit onto intake tubes that fall between standard sizes.

Unlike disposable filters, this K&N unit is fully washable and reusable, designed to maintain performance over the long term. It is an ideal replacement for worn-out elements or for custom intake setups requiring specific dimensions.

• Manufacturer Part Number: RU-4680
• Flange Inside Diameter: 4 in (102 mm)
• Base Outside Diameter: 6 in (152 mm)
• Top Outside Diameter: 4 in (102 mm)
• Filter Height: 7 in (178 mm)
• Construction: Pliable rubber flange and pleated media
• Serviceability: Washable and reusable
• Warranty: 1-Year Limited Warranty

The K&N RU-4650 Universal Clamp-On Air Filter is engineered for versatility and high-flow performance in a wide range of custom applications, from racing vehicles and generators to tractors and snowmobiles. Built with K&N’s signature washable cotton gauze media, this filter provides low restriction and excellent filtration. The flange is constructed from molded, pliable rubber designed to absorb engine vibration and provide a secure, airtight seal on the intake tube.

• Washable & Reusable: Designed for long-term service; can be cleaned and re-oiled to maintain performance.
• Pliable Flange: The ultra-strong rubber flange can stretch up to 1/16 in (1.5mm) to fit in-between intake sizes.
• Vibration Damping: Molded rubber construction prevents hardware loosening and maintains a tight clamp under stress.

Specifications:

• Manufacturer Part Number: RU-4650
• Flange Inside Diameter: 3 in (76 mm)
• Base Outside Diameter: 5 in (127 mm)
• Top Outside Diameter: 4 in (102 mm)
• Filter Height: 6 in (152 mm)
• Flange Offset: 0 in (Centered)
• Warranty: 1-Year Limited Warranty

The K&N RU-4630 Universal Air Filter is engineered to deliver high airflow and superior filtration for custom, racing, and OE replacement applications. This washable and reusable filter is built to last, providing a sustainable alternative to disposable paper filters. Fits select 1991-2020 Acura, BMW, Chevrolet, Ford, GMC, Honda, Jeep, Lexus, Oldsmobile, and Scion vehicles.

Every K&N universal filter is constructed with ultra-strong, molded pliable rubber flanges that absorb engine vibration for a more secure attachment. The flange material is designed to be stretched up to 1/16 inch (1.5mm) to accommodate intermediate intake sizes, ensuring a tight seal for your air induction system.

• Manufacturer Part Number: RU-4630
• Flange Inside Diameter: 3.5 in (89 mm)
• Base Outside Diameter: 5.5 in (140 mm)
• Top Outside Diameter: 4.5 in (114 mm)
• Filter Height: 6.5 in (165 mm)
• Construction: Pliable rubber flange with cotton gauze media
• Maintenance: Fully washable and reusable
• Warranty: 1-Year Limited Warranty

Fits select 1991-2020 Nissan, Honda, Kia, Hyundai, Ford, Jeep, Genesis, Chrysler, and Acura vehicles.

The K&N RU-4600 Universal Air Filter is engineered to increase horsepower and acceleration by providing high-volume airflow while maintaining critical engine protection. This tapered conical filter is constructed with K&N’s signature washable and reusable media, designed for a long service life across various applications from performance street cars to racing vehicles and generators.

Every filter features an ultra-strong, molded pliable rubber flange that absorbs vibration for a secure, airtight seal. The flange is designed with flexibility in mind, allowing it to be stretched up to 1/16-inch (1.5mm) to accommodate in-between intake sizes. This versatile design ensures a reliable fit even in high-vibration environments.

• Manufacturer Part Number: RU-4600
• Flange Inside Diameter: 6 in (152 mm)
• Base Outside Diameter: 7.5 in (191 mm)
• Top Outside Diameter: 4.5 in (114 mm)
• Height: 4 in (102 mm)
• Construction: Washable and reusable performance media
• Flange Material: Pliable molded rubber
• Warranty: One Year Limited Warranty

Fits select 1999-2009 BMW 525i, Honda Civic, Mazda MX-5 Miata, Mini Cooper S, and Volkswagen Golf GTI VR6.

K&N Universal Air Filters are engineered for high airflow and superior filtration across a wide range of racing and specialty applications. This round tapered filter (MPN: RU-4550) replaces restrictive factory elements with washable, reusable media. The filter is constructed with an ultra-strong, molded pliable rubber flange designed to absorb engine vibration while providing a secure mounting point.

• Precision Dimensions: 4-inch flange inside diameter, 5-3/8-inch base diameter, 4-1/2-inch top diameter, and 6-inch total height.
• Adjustable Flange: The flexible rubber flange can be stretched up to 1/16 of an inch (1.5mm) to accommodate varied intake sizes.
• Performance Ready: Pre-oiled from the factory for immediate installation and filtration efficiency.
• Durability: Constructed with high-quality materials to withstand racing environments; includes a One Year Limited Warranty.
• Part Number: RU-4550

The K&N RU-4480 Universal Rubber Air Filter is a high-performance filtration solution engineered for versatility across racing, industrial, and recreational applications. Designed to replace restrictive factory elements or complete custom intake setups, this filter features a molded pliable rubber flange that absorbs engine vibration for a secure, long-lasting attachment.

Built for durability and ease of maintenance, the RU-4480 utilizes K&N’s signature washable and reusable media. The flexible flange construction allows for a precise fit, with the ability to stretch up to 1/16 of an inch (1.5mm) to accommodate varied intake tube diameters. Whether for a generator, snowmobile, or custom racing project, this filter provides reliable protection and improved airflow.

• Part Number: RU-4480
• Flange Inside Diameter: 0.75 in (19 mm)
• Outside Diameter: 4.0625 in (103 mm)
• Height: 2.1875 in (56 mm)
• Construction: Molded pliable rubber flange
• Serviceability: Washable and reusable
• Warranty: One-year limited warranty