K&N Engineering
K&N 01-09 Audi A4/RS4/S4 Drop In Air Filter
$55.19
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...
Financing options may be available at checkout, subject to approval.
Free shippingQualifying U.S. orders
Product supportReal specialist help
Genuine partsManufacturer backed
Currently unavailable
Contact us to confirm availability or an alternative part.
Vehicle compatibilitySelect your vehicle
Choose your vehicle to check available compatibility data for this part.
Product information.
About this 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 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!
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 |
Product specifications.
- Brand
- K&N Engineering
- Product category
- Air Filters - Drop In
- SKU / part number
- KNN33-2209
- Availability
- Currently sold out