A one piece CNC machined 6061 aluminum adapter that insures the most direct path for unrestricted flow. Lightweight and compact for tight areas, the Y-fittings secure directly to hose ends without the need for extra adapter fittings. Type-II green anodized surface finish for corrosion resistance, these Y-fittings can be used for multiple fluids including: gasoline, ethanol, methanol, coolant, water, air, oil, etc.