The 2008 Acura TSX has 16 valves.
The 2010 Acura TSX has 16 valves.
The 2012 Acura TSX has 16 valves.
The 2006 Acura TSX has 16 valves.
The 2013 Acura TSX has 16 valves.
The 2005 Acura TSX has 16 valves.
The 2004 Acura TSX has 16 valves.
The 2014 Acura TSX has 16 valves.
The 2007 Acura TSX has 16 valves.
The 2011 Acura TSX has 16 valves.
The 2012 Acura TSX-Sport-Wagon has 16 valves.
The 2014 Acura TSX-Sport-Wagon has 16 valves.