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The Vibrant Chevy LS fuel pressure adapter lets you install an aftermarket gauge into an LS engine's factory fuel rail (Schrader valve must be removed). Made from 6061 aluminum with a black anodized finish, it features a -4 AN female thread on one end and a 1/8in NPT female thread on the other. This compact adapter supports reliable, leak-minimized connections for fuel system monitoring.
Vibrant LS Engine Fuel Pressure Adapter Fitting
