Quote Originally Posted by spawpoet View Post
Can an injected car replace it's fuel rail with a higher performance rail?
Different issue, but..."yes". The GCR defines "fuel line" as:
Fuel Line – A hose or tube which conveys fuel from one point to another.
A fuel injection rail is typically a tube that does that, so it can be replaced (and it's commonly done, especially to accommodate aftermarket fuel pressure regulators).

GA