Not only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and reusable, the XStream Air Flow Top filter delivers the best protection available for your engine.

Not only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and reusable, the XStream Air Flow Top filter delivers the best protection available for your engine.

K&N XStream Air Flow Tops replace the top of your existing round filter and add a new dimension to engine breathing by feeding your engine all the air it can use. They are washable and reusable just like other K&N Air Filters.

K&N XStream Air Flow Tops replace the top of your existing round filter and add a new dimension to engine breathing by feeding your engine all the air it can use. They are washable and reusable just like other K&N Air Filters.

K&N XStream Air Flow Tops replace the top of your existing round filter and add a new dimension to engine breathing by feeding your engine all the air it can use. They are washable and reusable just like other K&N Air Filters.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-2470 crankcase vent filter has a K&N embossed chrome top and chrome base. The 9/16 inch flange is designed to clamp on to the existing rubber breather grommets. Constructed with a synthetic filter media it can be cleaned and reused repeatedly. A pillow pack of K&N air filter oil is included. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-2470 crankcase vent filter has a K&N embossed chrome top and chrome base. The 5/16 inch flange is designed to clamp on to metal or plastic tubing where venting is needed. This air filter is constructed with a non-woven synthetic filter media so it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The cone-shaped 62-1600WT crankcase vent filter has a K&N embossed chrome top and chrome base. The flange clamps directly onto a 3/8 to 1/2 inch metal or plastic tubing where venting is needed. Constructed with a white colored synthetic media it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The cone-shaped 62-1600RD crankcase vent filter has a K&N embossed chrome top and chrome base. The flange clamps directly onto a 3/8 to 1/2 inch metal or plastic tubing where venting is needed. Constructed with a red colored synthetic media it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The cone-shaped 62-1600BL crankcase vent filter has a K&N embossed chrome top and chrome base. The flange clamps directly onto a 3/8 to 1/2 inch metal or plastic tubing where venting is needed. Constructed with a blue colored synthetic media it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1560 crankcase vent filter has a K&N black rubber top and rubber base. The filter is 1-1/8 inches tall, 1-3/8 inches in outside diameter with a 3/4 inch flange which is designed to clamp directly on to metal or plastic tubing. This air filter is constructed with non-woven synthetic filter media so it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1516 crankcase vent filter has a K&N embossed chrome top, rubber base and comes with a deflector shield to protect against engine heat. The 1-1/4 inch diameter rubber flange is designed to push directly into the valve cover where venting is needed. This air filter is constructed with non-woven synthetic filter media so it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1514 crankcase vent filter has a K&N embossed chrome top, rubber base and comes with a deflector shield to protect against engine heat. The 1-1/2 inch inside diameter rubber flange is designed to clamp directly onto metal or plastic tubing where venting is needed. This air filter is constructed with non-woven synthetic filter media so it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1513 crankcase vent filter has a K&N embossed chrome top, rubber base and comes with a deflector shield to protect against engine heat. The 1-3/8 inch inside diameter rubber flange is designed to clamp directly onto metal or plastic tubing where venting is needed. This air filter is constructed with non-woven synthetic filter media so it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1511 crankcase vent filter has a chrome top, rubber base and comes with a deflector shield to protect against engine heat. The 1 inch diameter rubber flange is designed to clamp directly on to metal or plastic tubing where venting is needed. Constructed with a cotton filter media it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1495 crankcase vent filter has a K&N embossed chrome top with a rubber base. This filter is designed to screw directly into threaded Ford valve covers. This air filter is constructed with non-woven synthetic filter media so it can be cleaned and reused repeatedly. Note: Legal in California only for racing vehicles which may never be used, registered, or licensed for use upon a highway. See knfilters.com for CARB status on each part for a specific vehicle.