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. This universal air filter has a rigid flange for a clamp-on hose connection. K&N universal air filters are washable and reusable.

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications
This universal air filter has a rigid flange for a clamp-on hose connection
K&N universal air filters are washable and reusable

Warranty Information

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K&N Warranty Info (PDF)

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K&N RC-5178 Specifications

KEY SPECS
MFG. Part #	RC-5178
Brand	K&N

GENERAL
Material Type	Cotton Gauze
Overall Height	7.875"
Shape	Oval Straight
GTIN Code	024844246004
Base Outside Length	10.25"
Base Outside Width	7.188"
Flange I.D.	3.688"
Flange Length	1"
Flange Offset	1.5"
Flange O.D.	4"
Flange Type	Offset
Top Finish	Black Powder Coated
Top Outside Length	9"
Top Outside Width	5.375"

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