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

K&N recommends cleaning your filter every 50,000 miles, depending on your driving conditions. If you drive in dusty or off-road conditions, you may need to clean it more often. Use a K&N filter cleaning kit to properly clean and re-oil the filter.

Does this filter come pre-oiled?

Yes, this K&N air filter comes pre-oiled and ready to install. You do not need to oil it before installing it in your vehicle. Make sure to follow the cleaning and re-oiling instructions when it's time to service the filter.

Is this filter street legal?

Yes, this K&N air filter is street legal in all 50 states. It is a direct replacement for your factory air filter and does not require any modifications to your vehicle's emissions system.

K&N Air Filter E-1997 | 2008-2009 Ford Mustang Bullitt 4.6L

Name: K&N Replacement Air Filter 08-09 Ford Mustang Bullitt 4.6L V8
Brand: K&N
Price: 83.99 USD
Availability: InStock

K&N Replacement Air Filter 08-09 Ford Mustang Bullitt 4.6L V8

$83.99

Only 3 left in stock

Washable and reusable air filter. Designed to boost airflow and trap contaminants.

Key Features

Washable — clean and re-oil for extended use
Reusable — lasts the life of your vehicle
Oiled cotton media — traps dirt and debris
Designed to increase horsepower — improved airflow for better performance
Direct drop-in replacement — installs in the factory air box

⚠️ 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 this vehicle

Ford Mustang 2008-2009

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!