Quote:
Originally Posted by jpnovak
It will depend on what type of fuel pressure regulator you are running.
I run mine disconnected. You only need it connected if you have a rising rate FPR. Generally, tuning EFI can be difficult if your boost is changing your fuel pressure. Of course, that is better than running out of fuel on boost.
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I'm running the Bosch style found on 944T and similar cars that have the reference line to them.