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greentrbo95gst · 09-06-2013, 09:17 AM

There is no stupid question. It's a straight through exhaust with no restrictions, so no mufflers, bo resonators and no catalytic converters

09-06-2013, 09:17 AM	#18
greentrbo95gst Brigadier General 1229 Rep 4,104 Posts Drives: 21 M5 Comp Join Date: Jan 2011 Location: Orange County iTrader: (6)	There is no stupid question. It's a straight through exhaust with no restrictions, so no mufflers, bo resonators and no catalytic converters
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