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      01-25-2013, 12:50 AM   #215
Drives: 2007 335i 6MT
Join Date: Aug 2008
Location: Los Angeles

Posts: 95
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Originally Posted by cn555ic View Post
If your using stock exhaust and want to add resonators, these will not work for your car as its for 2.50 diameter piping....You would need the 2.25 diameter ones which are #1790...I cant believe your saying stock exhaust without any modifications would drone! but anyway thats what you would need #1790

You must have very sensitive ears.
Are you sure resonators will help him? I thought they were for high frequencies.
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