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.

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

Warranty Information

K&N Warranty Info (PDF)

WARNING:

Cancer and Reproductive Harm – www.P65Warnings.ca.gov

CARB warning

K&N RF-1031 Specifications

KEY SPECS
MFG. Part #	RF-1031
Brand	K&N

GENERAL
Material Type	Cotton Gauze
Overall Height	6"
Diameter Big End	5.75"
Shape	Round Tapered
GTIN Code	024844044440
Base Outside Diameter	5.75"
Flange I.D.	3.5"
Flange Length	1.75"
Flange Type	Angled
Top O.D.	3.75"

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