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4" vs. 5" exhaust and downloader ?????????

962 views 7 replies 6 participants last post by  GET R DONE6.7 
I chose a 5" TBE SS Flopro from RSD. Very happy with it. I chose the 5" for lower EGTs and lower exhaust noise. It's been on for a week and I am really liking it. Does not drone at highway speeds and altho I can tell it's a little louder the wife has not :thumbsup:
 
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