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bigH
07-18-2006, 01:16 PM
i bought a duncan fatboy 4 exhaust 4 my ex n it was the queit series.....is their ne difference in peformance from the regualr version.......??????
thanks
krt400ex
07-20-2006, 07:42 PM
slight diff. 1/2 - 1 hp. nothin' that ur going to notice