Brand New OE GM fuel rail assembly for TBSS/NNBS style intakes. These rails are designed to use truck height (47mm) injectors. Perfect for completing the installation of your TBSS/NNBS intake manifold casting.
These fuel rails are returnless, but can be adapted to return style fuel systems by using a C5 Corvette fuel filter/regulator (found here). For more information on this conversion, see our Intake FAQ.
These fuel rails fit the popular 25383922 and 12580420 castings.
Available with optional stainless steel mounting hardware and/or OE Delphi fuel injectors and clips.
