BMW 3-Series (E90 E92) Forum - View Single Post - POLL: How many of you have the turbo siren sound from your stock turbos?

E90Company · 11-14-2012, 10:18 AM

Seems as if the majority so far has the sound. Those of you that have noticed it, has it gotten louder over time?

11-14-2012, 10:18 AM	#19
E90Company Major General Drives: 335i Join Date: Mar 2012 Location: SFL Posts: 5,692 iTrader: (2)	Seems as if the majority so far has the sound. Those of you that have noticed it, has it gotten louder over time?