Originally Posted by RaceFaceXC
I don not own one. A customer of mine is a Subaru enthusiast, also, and he said he had one coming and has big plans for it. We were talking about the lack of aftermarket parts for the BRZ and headers were the most critical for getting the power bumped up. I'll ask Crawford if they have any pics of the manifold from their BRZ that they turbo'd. If I get one I'll link to it here.
A quick google search during lunch proved fruitful, looks like Perrin is developing exactly what you seek: http://blog.perrinperformance.com/br...n-and-proving/
AP has makes a 4-2-1 EL header for the BRZ as well.