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Old 04-13-2024, 04:53 PM
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Quote:
Originally Posted by 71OLDS View Post
another vote for DynoMax Mufflers. I have them on my 468 Olds motor in my 71 442 with 3" pipes and they are fairly quiet until you go WOT. Here's the details including the part #s on the mufflers:

Hooker SuperComp Jet Hot coated 1 7/8" tubes, 3 1/2" collectors, into a 3 1/2” down to 3” reducer, into a 3” X crossover, into 3” in Dynomax Ultra Flow welded Mufflers(17229), into 3” tail pipes, into 3” Olds trumpets
Just to note, the Dynomax Super Turbo is a quite different design than the Ultra Flow. The Ultra Flow is a "straight through" design, and will likely be a fair bit louder than the Super Turbo.
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