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duke 390 modified stock muffler ?

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49K views 45 replies 22 participants last post by  390DukeBraaap1  
#30 ·
Any update on modifying the stock exhaust?

I have a PowerTronic, K&N filter, and need to open the exhaust up. I too like the location of the stock exhaust. I'm about to just weld something up myself and use a muffler from something else.
 
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