Muffler inlet outlet size

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12-03-2014, 09:18 PM

Bzousel

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Join Date: Oct 2014

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Muffler inlet outlet size

Hey guys I have a 14 Silverado 1500 5.3L and I want to get a different muffler it. Can someone tell me what the inlet and outlet size muffler I would need to get? Thanks!

12-12-2014, 10:53 AM

TMW

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Join Date: Jul 2011

Location: Bakersfield

Posts: 279

As far as I know the 5.3L is a 3 inch inlet and outlet.

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