A device is provided for the distribution of flowable additives in exhaust gas systems of an internal combustion engine, in particular for the distribution of a water/urea mixture in an exhaust gas system of a diesel engine, having an injection device in particular opening into the exhaust tract before a so-called SRC catalytic converter and at least a metal sheet installed in the exhaust tract, wherein a taper portion is arranged on the end of the metal sheet downstream of the exhaust gas flow.