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
- Filter Material: Cotton Gauze
- Washable: Yes
- Height: 22 mm
- Outside Length: 356 mm
- Outside Width: 203 mm
- Package Contents: 1 Air Filter
- Package Quantity: 1
- Warranty: 1,000,000 Miles/10 Year
- Product Style: Panel Air Filter
- Weight: 0.7 kg
- Filter Re-Oiling Amount: 66 ml
- Product Box Height: 44 mm
- Product Box Length: 437 mm
- Product Box Width: 211 mm
Vehicle applications:
| Make | Model | Engine | Year | Specific |
| BMW | 2500 | 3.0L L6 Gas | 1971-1977 | Until VIN 3223675 |
| BMW | 323i | 2.3L L6 Gas | 1982-1982 | E21 |
| BMW | 323i | 2.3L L6 Gas | 1978-1981 | |
| BMW | 520i | 2.0L L4 Gas | 1972-1977 | |
| Porsche | 911 | 3.0L H6 Gas | 1977-1980 | Non-US Models, 180BHP |
| Porsche | 911 | 3.2L H6 Gas | 1984-1985 | Turbo |
| Porsche | 911 | 3.3L H6 Gas | 1977-1993 | |
| Porsche | 911 | 3.6L H6 Gas | 1993-1993 | Turbo |
| Porsche | 930 | 3.0L F6 Gas | 1976-1989 | Turbo |
| Porsche | 930 | 3.3L H6 Gas | 1978-1979 | |
Cross references:
- AC Delco A175C
- Champ Labs. AF387
- Fram CA3544
- Fram CA7197
- Luber-Finer AF387
- Mahle LX252
- Mann-Hummel C3483
- Mann-Hummel C35104
- Mobil AF387
- Porsche 13721262600
- Porsche 91111018501
- Purolator A34759
- WIX 46115
