Stock exhaust diameter

[fngmoto]

What is the diameter? I've tried looking it up and cant find it, I want to say its 3" but cant confirm. Thanks for any help

 

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[TDCAT41]

What is the diameter? I've tried looking it up and cant find it, I want to say its 3" but cant confirm. Thanks for any help

Well stock piping from cats are around 3.5" then taper down to 3" to muffler then back to 3.5" after muffler.
Attached image to maybe help see difference. Muffler is 3" in and out..

 

[DBSierra23]

Well stock piping from cats are around 3.5" then taper down to 3" to muffler then back to 3.5" after muffler.
Attached image to maybe help see difference. Muffler is 3" in and out..

What part number of the borla muffler you have on your truck and do you have any drone?

 

[gemarsh]

What part number of the borla muffler you have on your truck and do you have any drone?

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