BMW 3-Series (E90 E92) Forum - View Single Post - DIY: 335i Exhaust Sound Mod. Better, and even easier than golf tee mod.

DON MORRISON · 06-07-2009, 03:52 PM

bmw has an aftermarket mufflers , dealer install and it does not have the valve so the back pressure issue seems moot,aia will do the golf t.My dealership offered to get and install Corsa mufflers, no valve here either.

06-07-2009, 03:52 PM	#251
DON MORRISON New Member 0 Rep 11 Posts Drives: 09 335I COUPE ON ORDER Join Date: Apr 2009 Location: CHARLOTTE NC iTrader: (0)	bmw has an aftermarket mufflers , dealer install and it does not have the valve so the back pressure issue seems moot,aia will do the golf t.My dealership offered to get and install Corsa mufflers, no valve here either.
	Appreciate 0 Quote