Originally posted by MrFatBooty
It shouldn't be off by much. I know RevHard makes an "EG B-series" turbo kit. I'm not sure if it's a one size fits all type of deal or if they make one for the B18B, B18C, B16, B18C5, etc.
It is pretty much a one size fits all deal, I guess rev-hard believes that not many people will keep a stock GSR manifold for boost anyways.