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Old 01-08-2020
Jim Brookshire Jim Brookshire is offline
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Join Date: Jan 2008
Location: Saluda, NC
Posts: 1,267
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With some more space between the muffler and the walls ( I.e. smaller diameter muffler) and no leaks in the exhaust, you don’t need insulation. Insulation, especially adding more, just makes the situation worse. Many examples in WOG have proved it.
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Jim Brookshire
2001 LXI
Saluda, NC
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