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like me my cycle shack slashers, they sound so.......good, been
running them for several years.

i just now punched in "cycle shack exhaust harley davidson on ebay"
and saw some new and used pipes (google).

 

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slip ons with some baffle...enough to maintain crucial
back pressure so the ponies you have ain't pissed away
but a nice subtle crack and pop to them.