Riverside, California is home to K&N Engineering, and since creating the reusable high flow cotton air filter nearly 50 years ago, K&N has grown into a world-renowned manufacturer of performance air filters and air intake systems. Jeep owners know they can count on K&N's proven products to stir the hidden beast in engines and keep them filtered and protected. 4WD carries air cleaner assemblies, air intake kits and air filters along with accessories like cleaners and filter wraps. Say hello to gains in fuel economy and horsepower with air intake kits and welcome increased airflow and enhanced styling with K&N's air cleaner assemblies.
K&N has several types of intakes that will completely replace the factory airflow assembly including the filter, air box and air path. More and more people are discovering the monster power available from a well-engineered air intake and K&N sells over 500,000 air intakes every year, so go ahead and wake the sleeping giant in your car.
K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All 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 inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.
K&N Recharger Kits contain K&N air filter cleaner and air filter oil for cleaning any K&N Air Filter. A six-step maintenance system designed to clean any K&N Filtercharger Air Filter it restores air flow efficiency so your Filtercharger performs like new!
K&N Cabin Air Filters replace your vehicle's stock cabin filter with a reusable design that cleans and freshens incoming air. They are electrostatically charged to grab and hold dust particles. K&N cabin air filters help control odors while they help capture most mold, mildew, fungus, spores, bacteria and germs. When they get dirty they can be cleaned and reused and best of all, they come with a 10 year/100,000 mile limited warranty.