SKU: 33-2209 | UPC: 024844085580
K&N 33-2209 Replacement Air Filter: 2002-2009 Audi A4/RS4/S4 Drop-In
The K&N 33-2209 is a washable reusable high-flow air filter with layered oiled cotton media for more airflow and better contaminant capture. It serves as a direct drop-in replacement for factory air filters in 2002-2009 Audi A4 S4 RS4 models. Gain horsepower and acceleration while protecting your engine for the vehicle’s life.
Key Features
- 4 Layers of Protection: Multiple layers of premium cotton gauze with tacking agent form a mesh that blocks and traps dirt and contaminants.
- Clean Every 5 Years: Service only every 75000 miles under normal highway conditions or 5 years at 15000 miles annually.
- Easy Installation: Pre-oiled filter drops straight into factory airbox for fast performance gains with no tools needed.
- Engineered Power: Advanced media design delivers more horsepower acceleration and engine performance.
- Reusable Saves Money: Washable design saves up to $125 over 200000 miles compared to disposable OEM filters.
Product Notes
- Pre-oiled and ready for immediate drop-in use in compatible airboxes.
- Clean with K&N cleaning kit every 75000 miles for long-term performance.
- Reduces landfill waste versus 200 million annual disposable filters.
Installation Notes
- Direct drop-in replacement takes minutes.
- No vehicle modifications or cutting required.
- Fits factory airbox hardware perfectly.
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 |
Why Choose K&N?
- Decades of engineering high-flow filtration for street and racing.
- Built with premium materials for lifetime durability.
- Backed by No-Hassle Lifetime Limited Warranty.
Frequently Asked Questions
- Q: Does the 33-2209 fit my 2005 Audi A4 Quattro?
A: Yes it fits 2002-2008 A4 Quattro Base and Avant plus other listed models directly into the factory airbox. - Q: What filter media is used?
A: Layered oiled cotton gauze provides high airflow while trapping contaminants effectively. - Q: What is the warranty coverage?
A: No-Hassle Lifetime Limited Warranty covers the filter for your vehicle’s lifespan with standard limitations.
Shipping & Handling
- Method: Ground shipping via UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Protective box 10.25 x 9.75 x 3.75 inches
- Weight: 1.6 lbs product 1.9 lbs shipping
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