Thread: Quietest 2.5" Mufflers for 69 GTO?
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Old 10-23-2019, 09:15 AM
71 T/A 71 T/A is offline
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Join Date: Dec 1999
Location: North Carolina
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I just got the Dynomax 17748 mufflers on my 69 GTO and they are much quieter than the AP Exhaust Xlerators I had and no drone!

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