http://cgi.ebay.co.uk/ws/eBayISAPI.d...MEWA%3AIT&rd=1
i got it, it is identical to this one but the s13 version, never been used £25 bargain, just gotta get a lambda plug or ill take it into work and weld it up as its stainless.
only issue i may have is my exhaust has the beveled end for the T2 elbow, and this i think is for the flange to flange type, but i shall see, and modify to compensate.