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!

Specifications:
- Air Filter Shape: Panel
- Height: 32 mm
- Package Contents: 1 Air Filter
- Package Quantity: 1
- Washable: Yes
- Product Style: Unique Air Filters
- Filter Material: Cotton Gauze
- Flanges: None
- Outside Length: 286 mm
- Outside Width: 229 mm
- Weight: 0.7 kg
- Filter Re-Oiling Amount: 48 ml
- Product Box Height: 294 mm
- Product Box Length: 265 mm
- Product Box Width: 44 mm
Vehicle applications:
| Make | Model | Engine | Year | Specific |
|---|---|---|---|---|
| BMW | X3 | 3.0L L6 Gas | 2010-2010 | Non-US Models, E83 |
| BMW | X3 | 3.0L L6 Gas | 2007-2009 | |
| BMW | X3 Si | 2.5L L6 Gas | 2007-2010 | |
| BMW | X3 Si | 2.5L L6 Gas | 2006-2006 | Non-US Models, From 6/06 |
| BMW | X3 Si | 3.0L L6 Gas | 2007-2008 | |
| BMW | X3 Si | 3.0L L6 Gas | 2006-2006 | Non-US Models, From 9/06 |
| BMW | Z4 | 2.0L L4 Gas | 2005-2008 | |
| BMW | Z4 | 2.5L L6 Gas | 2007-2008 | |
| BMW | Z4 | 2.5L L6 Gas | 2006-2006 | Non-US Models |
| BMW | Z4 | 3.0L L6 Gas | 2006-2009 |
Cross references:
- AC Delco A3612C
- Autopart International 500235657
- Baldwin PA4451
- Beck/Arnley 0421751
- BMC FB60820
- BMW 13717542545
- Carquest 83545
- Champ Labs. AF3908
- DuraMAX DA3908
- Eco Gard XA5704
- Fram CA10324
- Hastings AF1483
- Luber-Finer AF3908
- Mahle LX1250
- Mann-Hummel C29132
- Mobil MA3908
- Premium Guard PA5704
- Pronto PA5704
- Purepro A5704
- Purolator A35704
- Ryco A1825
- Service Champ AF5704
- Service Pro MA5704
- STP SA10324
- Valvoline VA367
- Warner WAF3908
- Wesfil WA5156
- WIX 46320
- WIX 49545
Vehicle Compatibility
| Brand | Model | Generation / Chassis | Engine |
|---|---|---|---|
| BMW | X3 | E83 | - |
| BMW | X3 SI | E83 | - |
| BMW | Z4 | E83 | - |
K&N
K&N High-Performance Air Filters: Unleash Your Engine's Potential
Elevate your driving experience with K&N High-Performance Air Filters, designed specifically for car enthusiasts who demand the best from their vehicles. These premium air filters enhance airflow, improve engine performance, and provide superior filtration, ensuring your engine runs at its peak efficiency.
Key Features and Benefits:
- Increased Horsepower: K&N air filters are engineered to provide a significant boost in horsepower, allowing your vehicle to perform at its best.
- Superior Filtration: Our filters capture harmful contaminants while allowing maximum airflow, protecting your engine from dirt and debris.
- Reusable and Washable: Save money and reduce waste with K&N's long-lasting filters that can be easily cleaned and reused for up to 10 years or 1 million miles.
- Easy Installation: Designed to fit seamlessly into your vehicle's factory air box, installation is quick and hassle-free, requiring no modifications.
- Enhanced Engine Sound: Experience a more aggressive engine sound that enhances your driving pleasure without compromising performance.
Upgrade to K&N High-Performance Air Filters today and experience the difference in your vehicle's performance. Don't settle for less when it comes to your car's engine health. Join the ranks of satisfied car enthusiasts who trust K&N for quality and reliability. Order now and unleash your engine's true potential!
K&N 33-2372 High-Performance Panel Air Filter for Enhanced Flow
75.64€
Excl. VAT: 62.51€
EU Shipping — No Import Taxes
Tags: K&N,
| Brand | Model | Generation | Engine |
|---|---|---|---|
| BMW | X3 | E83 | - |
| BMW | X3 SI | E83 | - |
| BMW | Z4 | E83 | - |

