AEROMOTIVE – Stealth Bypass Carb Fuel System Kit AFS17256 Fuel Pressure Regulator – X1 Series – 3 to 15 psi – In-Line – 8 AN Female O-Ring Inlet – 8 AN Female O-Ring Outlet – 8 AN Female O-Ring Return – 1/8 in NPT Port – Filter / Fittings / Gauge Included – Black Anodized – E85 / Gas / Diesel – Kit