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The Edelbrock #3648 fuel rail kit is designed to fit the #7142 XT style intake manifold for GM LS3 applications and includes two rails, mounting hardware, and -8 AN inlet/outlet fittings. The rails are finished in black anodize with highlighted Edelbrock script for a clean, OEM‑plus appearance. Built for direct compatibility with the XT manifold, the kit provides the -8 AN connections needed for high‑flow fuel plumbing and arrives ready to install with included hardware.
Edelbrock GM LS3 Fuel Rail Kit (For XT Intake Manifold - 7179)
