So let's talk about cost: These products are significantly more expensive than their competitors' disposable filters. In the '90s, most vehicles came equipped with a cabin air filter to prevent particulates from entering the vehicle's HVAC system, and K&N stepped up to adapt its engine air filter technology for that application. Then, in 1969, K&N developed a reusable cotton-element air filter that provides superior filtration with low restriction and great flow, enhancing performance and fuel economy. It's what prevents dust, pollen, and debris from making its way into your fuel system, and for years air filters were just a simple pleated paper element inside a frame. Only spray the side which faces the outside air source, NOT the side that faces the MAF sensor.The air filter is a necessity for your engine. Wash it with plenty water - About 3 minutes of free flowing water under tap in opposite direction of functional air flow.ĭo you oil both sides of a K&N air filter? Scrub it, generally with your hand or a plastic bristle brush is alright. Similarly one may ask, can I clean my K&N air filter with soap and water?Īpply WD-40 degreaser generously on the filter. Simple Green All-Purpose Cleaner is aggressive on grease and heavy soils, but is gentle enough to clean air filters without harming the filter material or causing damage to surfaces found on automotive equipment. Similarly, can you clean a K&N air filter with simple green? K&N® air filters are also popular, particularly on motorcycles and all-terrain vehicles.
Using a hose on low pressure, direct water from clean side to dirty, sweeping top to bottom. Some cloth and carbon filters are reusable and can stand up to a wash. Paper filters should always be replaced, never cleaned. Rinse off air filter with cool low-pressure water from the clean side out in order to flush the dirt out of the filter.Ĭabin air filters come in cloth, carbon and paper. Do not allow cleaner to dry on air filter. Liberally spray K&N air filter cleaner or K&N power kleen onto both sides of filter and allow to soak for 10 minutes to loosen the dirt.
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