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The loud muffler stuff is usually around 2500 rpm. I'm curious is a bad DMFW would have other issues or noises? It didn't used to do this.
Chris
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1999 986 2.5L, Stock Exhaust (S muffler), EVO Intake, 18" Stock rims (17" during winter), IMS Upgrade, 150k+ miles and counting!
87 944S brought back to life
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