Originally Posted by
danmartin Almost all modern FPR are rising rate. They respond to pressure, whether it be above or below atmospheric pressure. The DE an DET units will opperate the same. Same with the NISMO unit you ordered.
I would have stuck with stock and spent my money elsewhere.
Agree, the only reason i bought a fuel pressure regulator is because i am going to run a base pressure that's extremely high, the stock regulator, nismo, or aeromotive wouldn't be able to handle it.