Most 1986 to 1987 300SDL 300D 300TD 190D - Some 1980 to 1985 300D 300CD 300TD and 300SDL
This is no longer available so we custom make this in our shop. This hard to find 5 way vacuum connector can be used to replace a worn or deteriorated factory connector you as an alternation you can use it to replace 2 - 3 way connectors where needed. Plug one end and use as a four way connector replacement.
5 Way Vacuum Line Rubber Connector
Here is the location on a 603 engine in a 1986 300SDL (connected to engine driven vacuum pump):