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Old 08-12-2009, 12:28 PM   #6
Anthony@ARH
 
Drives: Black s2000, 749 ducati dark
Join Date: Jul 2009
Location: NY
Posts: 110
The system is all 3 inches til the very end where it reduces to 2.5 inches ID where it mates up with the factory exhaust. Hope that clears things up.

Anthony
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