Universal Air Filters are designed and manufactured for a wide variety, of applications.
K&N 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 available in round, tapered, (cone style) and oval designs, for just about any special, application.
NO TOIL manufactures the World's best 2-stage foam air, filters. Using only the best flame-laminated dual-layer foam bonded with, the highest quality glue they hand make each foam filter to stand up to the, roughest and toughest of any style of riding or terrain. These filters,, used with No-Toil foam filter oil, provide the best air filtration system, in the world. Available in a range of lengths and diameters to suit most, popular carb sizes.
Select a universal filter type below to view, the sizes that are available., Since 1969 K&N Engineering has been designing, manufacturing, and enhancing, High-Flow Air Filters for the motorcycle enthusiast. K&N invented the, High-Flow category and the High-Flow Technology that supports it. K&N have, hit the sweet spot – an optimal blend of high air flow, filtration, efficiency, durability and dust capacity. A K&N Air Filter is made of 4 to, 6 layers of cotton gauze sandwiched between two epoxy-coated aluminium wire, screens. The cotton is treated with a specially formulated grade of oil, causing tackiness throughout the cotton’s microscopic strands. The nature, of the cotton allows high volumes of airflow, and when combined with the, tackiness of the oil creates a powerful filtering media that ensures engine, protection!