The 2006 BMW Z4 has a drag coefficient of 0.36 Cd.
The 2014 BMW Z4 has a drag coefficient of 0.34 Cd.
The 2008 BMW Z4 has a drag coefficient of 0.36 Cd.
The 2012 BMW Z4 has a drag coefficient of 0.34 Cd.
The 2011 BMW Z4 has a drag coefficient of 0.34 Cd.
The 2007 BMW Z4 has a drag coefficient of 0.36 Cd.
The 2005 BMW Z4 has a drag coefficient of .35 Cd.
The 2013 BMW Z4 has 16 valves.
The 2013 BMW Z4 is a gas-powered vehicle.
The 2013 BMW Z4 has a 6-speed manual.
The 2013 BMW Z4 has an inline 4 engine.
The 2013 BMW Z4 has double overhead cam (DOHC).