The 2002 Volkswagen Jetta has 8 valves.
The 2010 Volkswagen Jetta has 20 valves.
The 2011 Volkswagen Jetta has 8 valves.
The 2011 Volkswagen Jetta-Sportwagen has 20 valves.
The 2014 Volkswagen Jetta-Hybrid has 16 valves.
The 2012 Volkswagen Jetta-Sportwagen has 20 valves.
The 2014 Volkswagen Jetta-GLI has 16 valves.
The 2013 Volkswagen Jetta-GLI has 16 valves.
The 2014 Volkswagen Jetta-Sportwagen has 20 valves.
The 2013 Volkswagen Jetta-Sportwagen has 20 valves.
The 2013 Volkswagen Jetta has 8 valves.
The 2009 Volkswagen Jetta has 20 valves.