gsr intake manifold on b16a

hey guys i just had a gsr intake given to me, first question is will it fit a b16a SiR I, secondly would there be any benifit from it if it is swapable?

guess im not the only one who doesnt know

no it wont.. the gsr b18 head is different than the b16 & b18 type r head.. look for an itr manifold