BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i) - View Single Post - DIY: Golf tee mod / exhaust flapper disable w/ pictures

MDRex · 04-03-2014, 07:06 PM

I just did this by disconnecting the plug in the trunk. Works with no errors so far. Noticeable difference in sound at lower RPMs with the window open, can't tell a difference with the window closed. Overall very happy for the 5 minutes it took.

04-03-2014, 07:06 PM	#309
MDRex Private 9 Rep 94 Posts Drives: 2009 135i MSport Join Date: Feb 2014 Location: New Market, MD iTrader: (1)	I just did this by disconnecting the plug in the trunk. Works with no errors so far. Noticeable difference in sound at lower RPMs with the window open, can't tell a difference with the window closed. Overall very happy for the 5 minutes it took.
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