The 2009 Cadillac CTS-V has 16 valves.
The 2008 Cadillac CTS has 24 valves.
The 2004 Cadillac CTS has 24 valves.
The 2006 Cadillac CTS has 24 valves.
The 2007 Cadillac CTS has 24 valves.
The 2005 Cadillac CTS has 24 valves.
The 2010 Cadillac CTS has 24 valves.
The 2014 Cadillac CTS has 16 valves.
The 2003 Cadillac CTS has 24 valves.
The 2011 Cadillac CTS has 24 valves.
The 2013 Cadillac CTS has 24 valves.
The 2012 Cadillac CTS has 24 valves.