Fuel Pressure Regulator?
The SP kit uses one with their fuel return system and the safc. It's the stock fuel rail with a fitting welded on the end for the return which goes to the pressure regulator and then back to the tank. They made a plug that fits the stock fuel pessure regulator, so the ecu thinks it's making adjustment when it is actually regulated at a constant flow.
if you aren't using any other means of additional fuel injection that would produce a higher in-line fuel pressure for example--> Larger injectors w/ F/I or a wet shot of nitrous then doing this would be like putting a hat on a donkey........ Yes, its a hat, and its a donkey, but together they're nothing more than just something to point and laugh at.....
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gedster314
Scion xB 2nd-Gen Owners Lounge
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Nov 17, 2018 02:56 PM







