Looks like you could well be right! Once I get hold of her I'll have a good look through, do some car archaeology and see what else I find in there. I'll keep you all updated on what happens to herAlthough it doesn't have the logo on it, ( sticker so could have just come off )
from what i can see that is a Mugen rear strut brace search for mugen rear strut brace ek... and the picture of that come up on google.. Bolts one side and welded the other.
http://www.zerotohundred.com/newforums/attachment.php?attachmentid=308585&d=1278501210
Looks like you could well be right! Once I get hold of her I'll have a good look through, do some car archaeology and see what else I find in there. I'll keep you all updated on what happens to her