What is this? Help!

ZingoelBurro

Regular Member
Joined
Apr 12, 2017
Points
7
What function does the rubber cylinder do on my exhaust? It moves and has some kind of metal rid in the center. Its on my Z3 3.0.
 

t-tony

The Legend
Deceased
Supporter
#ZedShed
Joined
Dec 31, 2013
Points
226
Location
Torksey Lock,Lincoln, England
Model of Z
E89 Z4 23i Auto
There are 2 big ones behind the rear bumper on a Z3 too IIRC.

Tony.
 
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