07-26-2008, 09:51 AM
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#3 (permalink)
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Administrator
Join Date: Oct 2004
Location: Atlanta
Posts: 2,693
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Quote:
Originally Posted by gm4life
What I gathered that the X-pipe has better scavageing than the H-pipe giving you alittle more horsepower. The x-pipe also has a more exotic sound and the h-pipe has a muscle car sound. And yes, it is put in place of the resonators on the 6.0 cars.
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