Not Goldwing. Headers too far apart and flanges at wrong angle. The flange angle suggest a V type engine.
Was just throwing a guess out there, you got one?
Now that I'm looking again, are these 2 sets of a set of pipes that are, as kslrr suggests, off of a V-type engine? I started to say that I has an educated guess. Then I realized that I'd have to say
an educated a guess. So, I just saved some space and left "educated out of it. Ten I wasted some space by telling you all about it. Might know it!
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Anybody got any input on this?