Collection: K&N Engineering Crankcase Vent & Breather Filters
Meet the demands of racing with K&N's Breather Filters and Crankcase Vent Filters. Crafted for high-performance, these filters are equipped with rubber and chrome air filter tops, available with or without heat shields. With a diverse range of mounting options, they cater to various valve cover needs.
Important Note: These filters are legally approved in California exclusively for racing vehicles, explicitly prohibited for use, registration, or licensing on public highways. For the CARB (California Air Resources Board) status of each part specific to your vehicle, visit knfilters.com. Elevate your racing experience with K&N's precision-engineered breather filters.
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K&N 1.375 inch ID 3 inch OD 2.5 inch H Clamp On Crankcase Vent Filter
Regular price $19.99 USDRegular priceUnit price / per -
K&N 1.375in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter
Regular price $52.99 USDRegular priceUnit price / per -
K&N 1 inch ID 3 inch OD 2.375 inch H Rubber Base Crankcase Vent Filter
Regular price $29.99 USDRegular priceUnit price / per -
K&N 1.25in Flange ID x 3in OD x 2.5in H Rubber Base Crankcase Vent Filter
Regular price $19.99 USDRegular priceUnit price / per -
K&N 1.25in Flange ID x 3in OD x 2.5 inch H Rubber Base Crankcase Vent Filter
Regular price $34.99 USDRegular priceUnit price / per -
K&N 3/4 inch ID 2 inch OD 1.5 inch H Clamp On Crankcase Vent Filter
Regular price $59.99 USDRegular priceUnit price / per -
K&N 0.625 inch ID 2 inch OD 1.5 inch H Clamp On Crankcase Vent Filter
Regular price $34.99 USDRegular priceUnit price / per -
K&N Clamp On Rubber Base Crankcase Vent Filter 0.5in Flange ID 2in OD 1.5in Height
Regular price $34.99 USDRegular priceUnit price / per -
K&N Clamp On Rubber Base Crankcase Vent Filter 0.375in Flange ID x 2in OD x 1.5in Height
Regular price $29.99 USDRegular priceUnit price / per -
K&N Steel Base Crankcase Vent Filter .75in Vent OD x 2in OD x 1.5in Height
Regular price $34.99 USDRegular priceUnit price / per -
K&N Steel Base Crankcase Vent Filter .625in Vent OD x 2in OD x 1.5in Height
Regular price $34.99 USDRegular priceUnit price / per -
K&N Steel Base Chrome Top Crankcase Vent Filter 1/2in. Vent / 2in. OD / 1-1/2in. Height
Regular price $34.99 USDRegular priceUnit price / per -
K&N Steel Base Crankcase Vent Filter .5in Vent OD x 2in OD x 1.5in Height
Regular price $34.99 USDRegular priceUnit price / per -
K&N Steel Base Crankcase Vent Filter 0.375in Vent OD x 2in OD x 1.5in Height
Regular price $24.99 USDRegular priceUnit price / per