It says its a downpipe for a 1J Supra....will this fit? What needs to be done exactly to get this to work?

Im planning on doing a full exhaust anyway, so what do you guys think?

I think Onejay was swap that in his SC ,and i think something had to be modified just PM him, i am thinking about going that route myself.
Here you go
https://www.clublexus.com/forums/per...ys-review.html