(silly) question....M44 engine

SuperBo

Regular Member
British Zeds
Joined
Jun 10, 2019
Points
5
Location
Ayrshire
Model of Z
3
Can anyone tell me the purpose of the pipe the red arrow is pointing to in the attached image?
Recently found it lying below my car following a clean, anyone know a replacement part number?

Thanks in advance.

M44 pipe.png
 

colb

Zorg Guru (V)
British Zeds
Joined
Nov 25, 2012
Points
178
Location
Newport, South Wales,UK
Model of Z
Z3 M43 1.8 (1999) and Z4 E85 2.0i (2007)
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