K&N Round Tapered Air Filter Rubber Top 3 inch inlet 5.75 inch Height 3.5 inch top RU-5111

• Designed to increase horsepower and acceleration
• Hundreds of sizes and shapes for most applications
• High air flow with excellent filtration
• Clamp-on washable and reusable air filter
• Malleable flanges
• One year limited warranty

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. 


Product Specifications

Product Style Round Tapered Universal Air Filter
Weight 0.8 lb (0.4 kg)
Filter Re-Oiling Amount 0.6 oz (18 ml)
Air Filter Large End Diameter 4.5 in (114 mm)
Product Box Height 9.25 in (235 mm)
Product Box Length 5.63 in (143 mm)
Product Box Width 4.63 in (117 mm)
Air Filter Shape Round Tapered
Base Outside Diameter 4.5 in (114 mm)
Filter Material Cotton Gauze
Flange Inside Diameter 3 in (76 mm)
Flange Length 0.75 in (19 mm)
Flange Type Centered
Flanges 1
Height 5.75 in (146 mm)
Package Contents 1 Air Filter
Package Quantity 1
Top Material None
Top Outside Diameter 3.5 in (89 mm)
Top Style Rubber