* O.E.M replacement filters designed to fit inside the factory airbox * Epoxy-coated aluminum wire mesh incorporated into a back-fire screen to protect the filter element * Larger surface area over foam filters offers longer service intervals in dusty conditions * Developed with a sealing bead…

* Designed for todays high performance synthetic oils, unaffected by racing fuels * Check valve prevents oil drainback and dry starts * New pressure relief valve * 17 mm wrench nut for easy service (drilled for safety wire security) * 50% thicker wall construction, stronger inner core, heavy base…

* Specially designed two ply air filter for race specific engines * Two layers of cotton to provide even lower air restriction than K&N High Flow Replacement Air Filter for street vehicles * Fuel management modifications will be necessary with this racing filter * Produces more air-flow CFM (cubic…

* XStream technology integrated into a two piece High-Flow Air Filter * Increased filtration area provides more air-flow * Four layers of woven premium cotton media allow for increased filtration * Optimum air flow for all performance 4-stroke off-road motorcycles * Takes performance to the next…

Pro Design Airbox Filter Kits replace the faulty stock and restrictive air filter and adaptor to give you the performance you want. Your filter can now remain in place without the restriction inherent with the stock mounting lid. Includes a positive O-Ring seal, 2 Stage High Volume Foam Air Filter,…

A six-step maintenance system designed to clean any K&N Filtercharger Air Filter. Restores air flow efficiency so your Filtercharger performs like new! * K&Ns #1 selling recharger kit * Designed to recharge any K&N filter charger * Kit contains: 6.5 oz. spray oil, 12 oz. filter cleaner and decal

Pro Design Airbox Filter Kits replace the faulty stock and restrictive air filter and adaptor to give you the performance you want. Your filter can now remain in place without the restriction inherent with the stock mounting lid. Includes a positive O-Ring seal, 2 Stage High Volume Foam Air Filter,…

A six-step maintenance system designed to clean any K&N Filtercharger Air Filter. Restores air flow efficiency so your Filtercharger performs like new! * 6 step maintenance system cleans air filters * Restores maximum airflow * Contains one 8 oz. bottle of air filter oil and one 12 oz. bottle of…

* Measure the outside diameter of your carburetor to find the correct I.D. (Inside diameter) size of filter you need for your vehicle * When selecting one of K&N's universal round tapered air filters, you should consider the following dimensions as they relate to the specification chart: * Mounting…

When selecting one of K&N's universal oval air filters, you should consider the following dimensions as they relate to the specification chart: * Mounting Flange Inside DiameterThis is the most critical dimension and should be very close to the diameter of the application's inlet flanges. The…

* Chrome plated steel base with vent tube attached * Rubber top * Filters with mounting studs may be mounted remotely, but require vent hose * Filters mounted directly can be pressed into rubber grommets in valve corner * 2 diameter, 1 1/2 height * Legal ONLY for racing vehicles which may NEVER be…

* Measure the outside diameter of your carburetor to find the correct I.D. (Inside diameter) size of filter you need for your vehicle * When selecting one of K&N's universal round tapered air filters, you should consider the following dimensions as they relate to the specification chart: * Mounting…

* This air intake has an airbox made of black powder-coated steel to protect the K&N X-Stream Top Air Filter and to inhibit heated engine air from entering the filter * K&N's unique pleated design provides a larger surface area and an increased volume of air flow over the stock unit * Designed to…

When selecting one of K&N's universal round straight air filters, you should consider the following dimensions as they relate to the specification chart: * Mounting Flange Inside Diameter This is the most critical dimension and should be very close to the diameter of the application's inlet flange.…

When selecting one of K&N's universal oval air filters, you should consider the following dimensions as they relate to the specification chart: * Mounting Flange Inside DiameterThis is the most critical dimension and should be very close to the diameter of the application's inlet flanges. The…

K&N Air Filter Cleaner is the only cleaner formulated to clean K&N Filtercharger air filters with cotton media. The use of any other cleaning solution can void the filter's warranty, and quite possibly could damage the cotton material. K&N Power Kleen Cleaner works to dissolve the dirt build up and…