Dick's Auto Parts » 2.250 in. (57mm)

Description: K/N Air Filter Cleaner is the only cleaner formulated to clean K/N cotton air filter elements. K/N Cleaner works to dissolve the dirt build up and old filter oil and can be washed away with water. Complete instructions are included.

Description: 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.

Description: 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.

Description: 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.