exhaust pipe size

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08-06-2009 | 01:42 AM

garcia

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Launching!

Joined: Jul 2009

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From: Texas

exhaust pipe size

ttttttt.....

Last edited by garcia; 12-19-2012 at 11:58 PM.

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08-06-2009 | 02:03 AM

StrokerAce03

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From: Georgia

Single 3" will be fine; stock is 2.75".

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08-06-2009 | 10:44 PM

blue4.8

Staging Lane

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From: Bruswick GA

Quote:

Originally Posted by StrokerAce03

Single 3" will be fine; stock is 2.75".

i agree i went from shortys with a single 3'' with 40 series flowmaster out the back to pacsetter longtubes with dual 3'' with turn downs just before the axle and i slowed down like 5 tenths

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08-06-2009 | 11:36 PM

garcia

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Launching!

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From: Texas

4.8?,,,,,,,,,,,,

Last edited by garcia; 12-19-2012 at 11:58 PM.

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08-06-2009 | 11:38 PM

GMCtrk

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From: Dallas

3" Y pipe is too much for the 4.8L. I even felt 3" was borderline too much on my stockish 6.0. I was very happy with my 2.5" Y pipe and it ran great at the track. You'd be fine running a 3" catback

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