Quote Originally Posted by b18hatch
but yes, as far as ive seen and heard, any d series manifold will fit any other d series (intake and exhaust, not sure on the jdm dohc zc though, shitty motor anyway lol)
You are right, all the intake and exhaust interchange except the ZC.

If you have the D15b vtec motor then you have the same head as a Z6 just a different crank.