Would a Greddy manifold with the T3 or T25 flange do the job? Are there any manifolds out now that could make it fit with just a custom flange?
04 Subaru STi: Many, many mods 420whp 93 oct+meth 22psi 92 300zx TT: Also many mods too-422whp 93 oct 17psi, 465 whp 22psi with 93+meth (work in progress)