How often should I clean my K&N air filter?

K&N recommends cleaning your filter every 50,000 miles for normal highway use. If you drive in dusty conditions, you may need to clean it more often. Regular cleaning ensures optimal airflow and performance.

Do I need to oil the filter after cleaning?

Yes, K&N air filters must be re-oiled after cleaning to maintain their filtration properties. Use K&N filter oil and follow the instructions carefully to avoid over-oiling, which can damage your engine's mass airflow sensor.

Is this filter street legal?

Yes, this K&N filter is street legal in all 50 states. Because it installs in the factory air box, it does not require any modifications to your vehicle's emissions system.

K&N 33-2392 Air Filter for 2008-2009 Mitsubishi Evo X

Name: K&N 08-09 Evo X Drop In Air Filter
Brand: K&N
Price: 68.99 USD
Availability: InStock

K&N 08-09 Evo X Drop In Air Filter

$68.99

Only 1 left in stock

Drop-in replacement air filter. Washable and reusable, so you don't have to buy a new filter every time.

Key Features

Washable design — clean and re-oil for extended use
Drop-in replacement — installs in the factory air box
Oiled cotton media — traps dirt and improves airflow
10-Year/Million Mile Limited Warranty — K&N stands behind their product

⚠️ 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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Fits these vehicles

Mitsubishi Lancer 2008-2015
Mitsubishi Outlander 2007-2013
Mitsubishi Outlander Sport 2011-2012

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!