K&N oil filters due to their construction have gained recognition of the most demanding drivers and are one of the few used in competitive motor sport. These filters are distinguished by a filter layer which does not limit oil flow.
For screw-on filters, the benefits are:
An additional advantage is the internal valve closing the flow after a pressure drop, which protects the engine against dry start.
K&N sports oil filters are an ideal solution for all car users who care about the efficiency and safety of their engine and are looking for the highest quality products.
The filter is dedicated to the following vehicles:
Specification:
Filter HP-4004 is dedicated for listed below vehicles:
| Year from | Year to | Make | Model |
| 1972 | 1973 | Porsche | 911 2.4L H6 Fuel Injection - All Models |
| 1974 | 1977 | Porsche | 911 2.7L H6 Fuel Injection - All Models |
| 1976 | 1983 | Porsche | 911 3.0L H6 Fuel Injection - All Models |
| 1984 | 1989 | Porsche | 911 3.2L H6 Fuel Injection - All Models |
| 1983 | 1989 | Porsche | 911 3.3L H6 Fuel Injection - All Models |
| 1988 | 1993 | Porsche | 911 3.6L H6 Fuel Injection - All Models |
| 1994 | 1994 | Porsche | 911 3.6L H6 Fuel Injection - Except Turbo |
| 1974 | 1975 | Porsche | 911 Carrera 2.7L H6 Fuel Injection - All Models |
| 1978 | 1979 | Porsche | 930 3.3L H6 Fuel Injection - All Models |
Cross Reference:
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