The 2004 Porsche Cayenne has 39.6 in. of front head room.
The 2004 Porsche Cayenne has 38.5 in. of rear head room.
The 2014 Porsche Cayenne has 39.6 in. of front head room.
The 2006 Porsche Cayenne has 39.6 in. of front head room.
The 2008 Porsche Cayenne has 39.7 in. of front head room.
The 2003 Porsche Cayenne has 39.6 in. of front head room.
The 2013 Porsche Cayenne has 39.6 in. of front head room.
The 2005 Porsche Cayenne has 39.6 in. of front head room.
The 2004 Porsche 911 has 38 in. of front head room.
The 2006 Porsche Cayenne has 38.5 in. of rear head room.
The 2003 Porsche Cayenne has 38.5 in. of rear head room.
The 2005 Porsche Cayenne has 38.5 in. of rear head room.
Call a Porsche dealer or trusted independant for an estimate.