best exhaust


1 reply to this topic
  • wildo

Posted May 20, 2004 - 07:57 AM

#1

Whats the best aluminum/stainless full exhaust system for the wr 426? Nois is no cocern

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  • ncmountainman

Posted May 21, 2004 - 06:41 AM

#2

if noise is no concern then look at pro circuit they say a 30% gain in power @102-3 db weight is around 5 lbs on the aluminum i just got done researching every known muffler for the wr450 and i went w/fmf powercore 4 @98 db our limit is 99 in nc




 
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