How often should I clean and re-oil my K&N air filter?

The cleaning interval depends on your driving conditions. In normal conditions, K&N recommends cleaning and re-oiling every 50,000 miles. Inspect the filter regularly, and clean it more often if you drive in dusty or off-road conditions.

What is the warranty on this K&N air filter?

K&N warrants its air filters to be free from defects in material and workmanship for 10 years or 1,000,000 miles. This warranty applies when the filter is properly installed and maintained.

What do I need to clean and re-oil my K&N air filter?

You'll need a K&N Recharger Kit, which includes air filter cleaner and air filter oil. Follow the instructions in the kit to properly clean and re-oil your filter.

K&N E-3346 Universal Round Air Filter

Name: K&N Filter Universal Round Air Filter 6.25in. Outer Diameter
Brand: K&N
SKU: k-n-engineering-k-n-filter-universal-round-air-filter-6-25in-outer-diameter-t14-403693
Price: 59.15 USD
Availability: BackOrder

K&N Filter Universal Round Air Filter 6.25in. Outer Diameter

$59.15

On Backorder

Order now to reserve yours — we'll ship as soon as stock arrives. Full refund if we're unable to fulfill.

Washable, reusable air filter designed to improve airflow and engine performance. Not CARB approved for California.

Key Features

Washable — can be used for the lifespan of your vehicle
Reusable — simply clean and re-oil
Oiled cotton media — captures contaminants
Improved airflow — better throttle response

⚠️ CA WARNING: This product can expose you to chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm. Learn more

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Product Details

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No-Hassle Lifetime Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!