Muffler

[brian.roberts.1293]

Ok guys I want to upgrade the muffler from stock. I was wondering what the stock muffler in and out are and if there are any direct replacement models? Thanks for your help

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[01ssreda4]

What make and model truck you have?

 

[brian.roberts.1293]

Sorry 04 suburban Z71 5.3l

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[01ssreda4]

Should just be a standard huge muffler, likely 2.5 inlet/outlet.