Has anyone seen these on ebay for sale . Could get yourself a bargain http://cgi.ebay.com.au/Turbokruemmer-exhaust-manifold-Inconel-fuer-300ZX_W0QQitemZ300103042492QQihZ020QQcategoryZ61410QQrdZ1QQcmdZViewItem
That's a snapshot of the product I think that there's a fundamental problem with the design of that 2nd runner - how it's shooting straight into the dead-end of the wall and then chucking a >90' angle turn