K&N 01-09 Audi A4/RS4/S4 Drop In Air Filter

We use UPS, FedEx, DHL, and USPS for deliveries. We are not responsible for any shipping problems and shall not be held liable for any "reasonable" delay beyond our advertised delivery time-frames. Shipment by Ground Courier can take up to 15 business days for delivery. Express Courier can take up to 3 business days for delivery. Shipping time frames are once the order has been processed. Due to high demand, order processing can take 5 to 7 business days.

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!

• CLEAN ONCE EVERY 5 YEARS: Engine air filter only needs cleaning every 75,000 miles under normal highway driving conditions (5 years based on the average miles driven per year of 15,000 miles

  This Part Fits:

  Year	Make	Model	Submodel
  2002-2008	Audi	A4	Base
  2003-2009	Audi	A4	Cabriolet
  2002-2008	Audi	A4 Quattro	Avant
  2002-2008	Audi	A4 Quattro	Base
  2004-2009	Audi	A4 Quattro	Cabriolet
  2007-2008	Audi	RS4	Base
  2008	Audi	RS4	Cabriolet
  2004-2008	Audi	S4	Avant
  2004-2008	Audi	S4	Base
  2004-2009	Audi	S4	Cabriolet