stock y-pipe question

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Aug 14, 2005 | 12:31 PM

Searching4Sierra

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stock y-pipe question

are the stock y-pipes the same for 99-05 5.3, 4.8, and 6.0 trucks? will they all bolt up to my stock manifolds? thanks

Aug 14, 2005 | 07:42 PM

blk03

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I think they are the same for the 99-05 4.8 and 5.3. The 6.0s would be different.

Aug 14, 2005 | 08:31 PM

kbracing96

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The 6.0 have a difrent flange on the drivers side I belive

Aug 14, 2005 | 11:48 PM

Searching4Sierra

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is it a 2-bolt flange, or are the manifolds longer on the 6.0?

Aug 15, 2005 | 06:31 AM

tdrumm

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I think the driver side manifold is shorter on a 6.0 and the y-pipe has dual outlets.

Aug 15, 2005 | 10:47 AM

kbracing96

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From the pics I have seen, the design is the same, it's just one uses a ball style joint. and the other a flat gasket joint.

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