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

K&N recommends cleaning and re-oiling your filter every 50,000 miles for normal highway use. If you drive in dusty conditions, you may need to clean it more often. Use a K&N filter cleaning kit to maintain the filter's performance and warranty.

Does this filter come pre-oiled?

Yes, the K&N 33-2937 air filter comes pre-oiled and ready to install. You do not need to oil it before the initial installation. Just drop it into your factory airbox.

What kind of warranty does this air filter have?

This K&N air filter is backed by K&N's 10-Year/Million Mile Limited Warranty. This warrants against defects in materials and workmanship for ten years or one million miles, provided it's properly cleaned and maintained.

K&N 33-2937 Air Filter for Citroen and Peugeot

Name: K&N Replacement Air Filter 04-08Citroen C4/05-10 Xsara/08-10 Berlingo / 05-11 Peugeot 206/05-09 307
Brand: K&N
SKU: k-n-engineering-k-n-replacement-air-filter-04-08citroen-c4-05-10-xsara-08-10-ber-t14-279062
Price: 59.15 USD
Availability: BackOrder

K&N Replacement Air Filter 04-08Citroen C4/05-10 Xsara/08-10 Berlingo / 05-11 Peugeot 206/05-09 307

$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.

Drop-in replacement air filter improves airflow and is reusable. Washable oiled-cotton media.

Key Features

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

Fits 2004-2008 Citroen C4, 2005-2010 Citroen Xsara, 2008-2010 Citroen Berlingo, 2005-2011 Peugeot 206, and 2005-2009 Peugeot 307.

⚠️ 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

Secure CheckoutFast Shipping631-982-0042

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!