Single Mid Pipe

turbo v6 · 08-29-2019, 07:51 PM

Application: M3, single mid pipe with OEM downpipes

Is it typical to have a very deep resonating sound from the exhaust system, not muffler, with a single mid pipe when putting the car in reverse? Sounds like a truck. Especially reversing from a cold start.

Tommy L Garage · 08-29-2019, 08:10 PM

You have a leak

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08-29-2019, 07:51 PM	#1
turbo v6 Private First Class 39 Rep 155 Posts Drives: 135i N55, 230i Join Date: Mar 2014 Location: Central FL iTrader: (1)	Single Mid Pipe - Noise? Not rattle Application: M3, single mid pipe with OEM downpipes Is it typical to have a very deep resonating sound from the exhaust system, not muffler, with a single mid pipe when putting the car in reverse? Sounds like a truck. Especially reversing from a cold start.
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08-29-2019, 08:10 PM	#2
Tommy L Garage Colonel 2516 Rep 2,079 Posts Drives: 2017 YMB M3 6MT CP EP VP Join Date: Dec 2008 Location: Woodbridge, NJ iTrader: (2)	You have a leak Also watch this
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