This is a good used Passenger side exhaust manifold from a 6.6L LML/LGH Duramax Engines. It is not cracked and all the threaded holes are in good shape. The cast # is 12624683. It will fit 2011-2016 Chevrolet/GMC 2500/3500 - Chevrolet Express Some parts are cleaner and some parts are dirtier than the one pictured. Some may be painted some may be bare. They will need to be cleaned before installing. Unless otherwise stated.