The 2006 Chevrolet Impala has 12 valves.
The 2006 Subaru Outback has 16 valves.
The 2006 Chrysler 300 has 24 valves.
The 2006 Toyota Matrix has 16 valves.
The 2006 Chevrolet Equinox has 12 valves.
The 2006 Nissan Sentra has 16 valves.
The 2006 Porsche 911 has 24 valves.
The 2006 BMW M6 has 40 valves.
The 2006 Lamborghini Gallardo has 40 valves.
The 2006 Ford Focus has 16 valves.
The 2006 Jeep Wrangler has 16 valves.
The 2006 Kia Sportage has 16 valves.