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duke 390 modified stock muffler ?

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49K views 45 replies 22 participants last post by  390DukeBraaap1  
#12 ·
malJohann said:
After much research and consideration I've decided to go with the SuperTrapp S/C Elite 10" stubby in the OEM location in place of the original exhaust. This, only because I can adjust fueling with my aftermarket piggyback ECU, but having a flow adjustable exhaust will certainly help too.

SuperTrapp: Performance Exhaust
Click to expand...
MJ! One more thing for you to review for us! Will look forward to your install!
 
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