What is the best way to clean a K&N air filter?

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1. STEP 1 – REMOVE FILTER. Remove your filter from its housing.
2. STEP 2 – WET WITH WATER AND APPLY CLEANER. Wet both sides of the filter, and heavily spray K&N® HVAC cleaner onto the dirty side of the filter.
3. STEP 3 – RINSE WITH LOW-PRESSURE WATER.
4. STEP 4 – GENTLY SHAKE.
5. STEP 5 – REINSTALL.

Can I clean my K&N air filter with soap and water?

Warm soap water is a good way to use it. It’s okay to scrub it with your hand or a plastic bristle brush. 3 minutes of free flowing water under the tap in the opposite direction of the functional air flow is enough to wash it.

How often should K&N air filter be cleaned?

K&N drop-in replacement High-Flow Air Filters™ typically require servicing once every 50,000 miles under normal highway driving conditions, and the larger filters included with K&N intake systems can go up to 100,000 miles before needing to be cleaned (under normal highway driving conditions).

Are KN Air Filters washable?

Unlike disposable filters which must be frequently replaced, K&N® High-Flow Air Filters™ are washable, reusable, and engineered to last for the life of your vehicle.

Do I oil both sides of a K&N filter?

For best results, use K&N Air Filter Oil – Apply K&N Air Filter Oil liberally to the dirty side of the filter only. This will allow for a visual reference of complete coverage.

Can you use WD-40 on K&N air filter?

The question this article wants to answer is, could you use WD40 to re-oil your K&N air filter? (or any other oil-based performance filters). Quick answer – no, you should not use WD-40 to oil your air filter because they dry up too quickly and leave behind residue that could even block airflow.

How can you tell if a K&N filter is dirty?

Performing a visual inspection is an easy way to know if your air filter needs to be changed. A brand new air filter is white or off-white in color, while a dirty air filter will appear darker with the dirt and debris visible.

How long does a K&N filter last?

K&N High-Flow Air Filters™ are designed to last for the life of your vehicle, and are protected by a Million-Mile Limited Warranty. With normal use, they can go up to 50,000 miles before a cleaning is needed (the larger conical filters included with K&N intake systems can go up to 100,000 miles between services).

Do you have to oil a K&N air filter?

K&N automotive replacement air filters can go up to 50,000 miles (under normal highway driving conditions) before air filter cleaning and re-oiling is necessary.