The 2010 Porsche Cayenne has 24 valves.
The 2014 Porsche Cayenne has 24 valves.
The 2009 Porsche Cayenne has 24 valves.
The 2012 Porsche Cayenne has 24 valves.
The 2004 Porsche Cayenne has 24 valves.
The 2003 Porsche Cayenne has 32 valves.
The 2011 Porsche Cayenne has 24 valves.
The 2006 Porsche Cayenne has 24 valves.
The 2005 Porsche Cayenne has 24 valves.
The 2008 Porsche Cayenne has 24 valves.
The 2013 Porsche Cayenne has 24 valves.
The 2010 Porsche Boxster has 24 valves.
The 2010 Porsche 911 has 24 valves.