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: 29 mm
- Package Contents: 1 Air Filter
- Package Quantity: 1
- Washable: Yes
- Product Style: Unique Air Filters
- Filter Material: Cotton Gauze
- Flanges: None
- Outside Length: 310 mm
- Outside Width: 271 mm
- Weight: 0.6 kg
- Filter Re-Oiling Amount: 60 ml
- Product Box Height: 60 mm
- Product Box Length: 383 mm
- Product Box Width: 281 mm
Vehicle applications:
| Make | Model | Engine | Year | Specific |
| BMW | 520i | 2.0L L6 Gas | 2009-2010 | |
| BMW | 520i | 2.2L L6 Gas | 2007-2008 | |
| BMW | 540i | 4.0L V8 Gas | 2005-2010 | |
| BMW | 545i | 4.4L V8 Gas | 2003-2005 | |
| BMW | 550i | 4.8L V8 Gas | 2005-2010 | |
| BMW | 645Ci | 4.4L V8 Gas | 2004-2005 | |
| BMW | 650i | 4.8L V8 Gas | 2011-2011 | E63/E64 |
| BMW | 650i | 4.8L V8 Gas | 2005-2010 | |
Cross references:
- AC Delco A1411C
- Beck/Arnley 0421558
- BMW 13717521023
- BMW 13717521037
- BMW 13717541023
- Champ Labs. AF3218
- Fram CA7651
- Luber-Finer AF3218
- Mann-Hummel C311491
- Mobil AF3218
- Premium Guard PA5706
- Purepro A5706
- Purolator A55706
- Ryco A1742
- Service Champ AF5706
- STP SA10566
- Valvoline VA364
- Warner WAF3218
- Wesfil WA5227
- WIX 42295
- WIX 49229
