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Old 11-27-2008, 03:06 PM   #51
GatorHawk
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Join Date: Jun 2007
Location: South Florida
Posts: 37
My Ride: 01 330ci M/T
It will look like a throttle butterfly valve in one of the exhaust tips. For sure the 330's have them. The default is for it to remain open, so look for an open butterfly flap.
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