make sure the turbo manifold is TIG-welded using SUS304 metal so it wont expand under extreme heat. It may not be strong as cast iron but it hold it places.
other kind of metal will expand and may crack easily.
may like to install unichip to my car , i think the only 1 can perform dyno tuning around KL area is the RS IMPRESSIVE at Puchong , anybody try dyno there b4 ? good tuner ?:hmmmm: