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This FAST OE fuel rail kit is designed for LS1 and LS6 engines and includes factory‑style rails and mounting brackets engineered to install LS1/LS6 injectors onto FAST’s 146302B 102mm intake manifold. The kit provides a plug‑and‑play‑style rail solution for adapting stock injectors to that specific intake, simplifying installation and maintaining correct injector mounting and alignment for LS‑series builds.
FAST OE Fuel Rail Kit LSXR LS1/LS6
