Excellent Feature :6AN male to 5/16 male push-on EFI fittings are precision-machined to ensure precise thread engagement.
They are available in various configurations to fit OEM hard lines or fuel feed outlet of EFI fuel filter and ensure a positive seal, even at maximum operating pressures.

Fitment:These quick connect 5/16 male Adapter to 6AN male fuel rail fitting adapters are designed to fit your fuel feed outlet of efi fuel filter and fuel rails .

Universal :Can be used for most automotive needs, such as: Fuel, Oil, Coolant, Air, and so on

All fittings are compatible with gasoline and alcohol based fuels.....

Aluminum Construction: The efi fuel fitting is made of aluminum & plastic , and coated in a durable corrosion resistant surface polished to a mirror design
Package: each in polybag