GENERAL MOTORS 13200323, 13206548. Part Number EXGM6386. Type Silencer Insert, rear muffler. Construction Year from: 05/2006; Engine Code: X18XER; Exhaust gas standard level: E3.; Also fits:- ;Construction Year from: 05/2006; Engine Code: X18XER; Exhaust gas standard level: E4.; Also fits:- ;Construction Year from: 05/2006; Engine Code: Z18XER; Exhaust gas standard level: E3.; Also fits:- ;Construction Year from: 05/2006; Engine Code: Z18XER; Exhaust gas standard level: E4.; Also fits:- ;Construction Year from: 08/2010; Engine Code: A18XER; Exhaust gas standard level: E5.
