•  RU-1230

Description: Universal Rubber Filter


·         * 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" (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable. 


Product Specifications

Air Filter Shape


Base Outside Length

4.5 in (114 mm)

Base Outside Width

3.75 in (95 mm)

Filter Material

Cotton Gauze

Filter Re-Oiling Amount

0.62 oz (18 ml)

Flange Angle

10 degrees

Flange Inside Diameter

2.438 in (62 mm)

Flange Length

1 in (25 mm)

Flange Type





6 in (152 mm)

Inner Wire


Outside Length

4.5 in (114 mm)

Outside Width

3.75 in (95 mm)

Package Contents

1 Air Filter

Package Quantity


Product Box Height

7.25 in (184 mm)

Product Box Length

4.63 in (117 mm)

Product Box Width

4.63 in (117 mm)

Product Style

Oval Straight Universal Air Filter

Top Material/Finish


Top Outside Length

4.5 in (114 mm)

Top Outside Width

3.75 in (95 mm)

Top Style



0.9 lb (0.4 kg)


Price for Web: $ 36.99

In stock: 0

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  • Product Code: RU-1230
  • Availability: In Stock
  • $39.99

  • Ex Tax: $39.99

Tags: k&n, filters, universal, wrap