These Trick Flow® TFX™ EFI fuel pressure regulators give you total control of your fuel pressure settings. The regulators feature -6 AN O-ring boss inlet, outlet, and return fittings, a 1/8 in. NPT gauge port, and a 1:1 fuel pressure rise from the boost reference port. Trick Flow® TFX™ EFI fuel pressure regulators are black anodized for great looks and corrosion resistance.

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