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exrider008
02-09-2006, 02:54 PM
i just got a 400ex and it has a full hmf exhaust i was just wondering how loud it is compared to a stock exhaust.
400exrules
02-09-2006, 02:56 PM
a lot louder
exrider008
02-09-2006, 03:04 PM
like how many db is stock and how many db is the hmf, and is it louder than a yoshi
02-09-2006, 03:08 PM
Stock is around 87 and HMF's are about 102 I think.
exrider008
02-09-2006, 03:11 PM
Originally posted by MXFourTwoEight
Stock is around 87 and HMF's are about 102 I think.

ok thanks thats what i needed