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

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

Does this filter come pre-oiled?

Yes, the K&N E-0666 air filter comes pre-oiled and ready to install. You do not need to oil it before installation. Just drop it into your factory airbox.

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

This K&N air filter is backed by K&N's 10-Year/Million Mile Limited Warranty. This means K&N warrants that the filter will perform properly for up to 10 years or 1 million miles, whichever comes first.

K&N E-0666 Air Filter for Porsche Boxster/Cayman

Name: K&N Replacement Unique Oval Tapered Air Filter for Porsche 13-14 Boxster/2014 Cayman 2.7L/3.4L H6
Brand: K&N
Price: 83.99 USD
Availability: InStock

K&N Replacement Unique Oval Tapered Air Filter for Porsche 13-14 Boxster/2014 Cayman 2.7L/3.4L H6

$83.99

Only 9 left in stock

Washable, reusable air filter improves airflow and is designed to last the life of your Porsche.

Key Features

Washable and reusable — save money on replacement filters
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
Backed by K&N's 10-Year/Million Mile Limited Warranty

⚠️ 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!