Construction Year to: 08/2010; Engine Code: K10B; Exhaust gas standard level: E4. Construction Year from: 11/2008; Construction Year to: 06/2011; Engine Code: K10B; Exhaust gas standard level: E4. Construction Year from: 03/2008; Construction Year to: 08/2010; Engine Code: K10B; Exhaust gas standard level: E4.