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khj24 · 12-10-2018, 09:19 PM

For a cheap option I had my resonator deleted and a pipe welded in for about $70. I'd say it increases the volume roughly 10-20% and made the burbles quite a bit louder.

12-10-2018, 09:19 PM	#4
khj24 Lieutenant 221 Rep 445 Posts Drives: 2015 m235i Join Date: Apr 2018 Location: 713 iTrader: (3)	I want m235i louder For a cheap option I had my resonator deleted and a pipe welded in for about $70. I'd say it increases the volume roughly 10-20% and made the burbles quite a bit louder.
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