The RP-4630 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-4630 is a clamp-on filter that has an inside flange diameter of 3-1/2 inches and a flange length of 1-1/4 inches. The base diameter is 5-1/2 inches, the top diameter is 4-1/2 inches and the filter height is 6-1/2 inches.
Technical BulletinThis Part Fits:
| Year | Make | Model | Submodel | 
|---|
| 1999-2003,2005 | Porsche | 911 | Carrera | 
| 1999-2003 | Porsche | 911 | Carrera 4 | 
| 2002-2003,2005 | Porsche | 911 | Carrera 4S | 
| 2002-2003,2005 | Porsche | 911 | GT2 | 
| 2004-2005 | Porsche | 911 | GT3 | 
| 2002 | Porsche | 911 | Targa | 
| 2001-2003,2005 | Porsche | 911 | Turbo | 
| 2005 | Porsche | 911 | Turbo S |