Thread: Quietest 2.5" Mufflers for 69 GTO?
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Old 07-10-2019, 11:24 AM
RAIV55 RAIV55 is offline
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Join Date: Oct 2005
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Same here, ditched the flowmasters and went with Dynomax turbos. Don't sound quite as good from outside but infinitely better from inside the car. Lost all the resonance it had before.

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