K&N Air Filter Cleaning Instructions

Most K&N OEM replacement air filters will normally require cleaning and re-oiling every 50,000 miles.
Servicing your K&N Filter is simple; just follow the 4 easy steps below.

Pictures of Dirty and Clean Air Filters
Buy Cleaning Kit Here
Buy Cleaning Kit Here
1. APPLY CLEANER

Liberally spray K&N Air Filter Cleaner onto both sides of filter and allow to soak for 10 minutes to loosen the dirt. Do not allow cleaner to dry on air filter.

Panel Air Filter Cleaning

 

Round Air Filter Cleaning

 

Cone Air Filter Cleaning



2. RINSE FILTER
Rinse off air filter with cool low-pressure water applied to the clean side out in order to flush the dirt out of the filter. Continue to rinse the filter until all traces of cleaner are gone. It may be necessary to repeat steps 1 and 2.

Panel Air Filter Rinsing

 

Round Air Filter Rinsing

 

Cone Air Filter Rinsing



3. DRY FILTER
After rinsing, gently shake off excess water and only allow filter to dry naturally. Do not oil until the filter is completely dry.

4. OIL FILTER

A.) Squeeze Oil (99-5050)

Apply K&N Air Filter Oil evenly along the crown of each pleat. Allow oil to wick for approximately 20 minutes. Touch up any light areas on either side of filter until there is a uniform red color at all areas.

Panel Air Filter Squeeze Bottle Oiling

 

Round Air Filter Squeeze Bottle Oiling

 

Cone Air Filter Squeeze Bottle Oiling



B.) Aerosol Oil (99-5000)

Spray K&N Air Filter Oil evenly along the crown of each pleat holding nozzle about 3" away. Allow oil to wick for approximately 20 minutes. Touch up any light areas on either side of the filter until there is a uniform red color at all areas.

Panel Air Filter Aerosol Oiling

 

Round Air Filter Aerosol Oiling

 

Cone Air Filter Aerosol Oiling

The above process is the only approved procedure for maintaining your K&N Air Filter.

K&N Cleaning Accessories
Cleaning Instructions for K&N Synthetic Outdoor Equipment and Industrial Air Filters
Cleaning Instructions for K&N Heavy Duty Hybrid Air Filters

Cleaning Videos
Cleaning Video - Cotton Oiled Filters
Cleaning Video - Cotton Oiled Filters (Captions)
Cleaning Video - Synthetic Outdoor Equipment and Industrial Filters
Cleaning Video - Heavy Duty Synthetic Hybrid Air Filters

International Cleaning Instructions
Czech - Cištení vzduchového K&N filtru
Dutch - Onderhoudsinstructies voor K&N luchtfilters
English - K&N Air Filter Cleaning Instructions International
French - Instructions d’entretien du filtre à air K&N
German - Wartungsanleitung für K&N Luftfilter
Italian - Istruzioni per la pulizia di filtri aria
Portuguese - K&N instruções de limpeza do filtro do ar
Polish - Instrukcja czyszczenia filtrów powietrza K&N
Spanish - Instrucciones de limpieza para filtros de aire K&N
Swedish - Instruktion för rengöring av K&N's luftfilter

International Cleaning Videos
Czech - Vzduchový filtr K&N Video s pokyny k cištení
Dutch - K&N-luchtfilter Video met reinigingsinstructies
English - Cleaning Cotton Oiled Filters
French - Filtre à air K&N Vidéo des instructions de nettoyage
German - K&N Luftfilter Video mit Reinigungsanleitung
Italian - Filtri aria K&N Video Istruzioni per la pulizia
Polish - Filtr powietrza K&N Film z instrukcjami czyszczenia
Portuguese - Filtro de Ar K&N Vídeo de Instruções de Limpeza
Spanish - Filtro de aire K&N Vídeo con instrucciones de limpieza