2PCS 6AN AN6 EFI Fuel Adapter Fitting to 3/8" Male GM Quick Connect LS Black

2PCS 6AN Male Flare to 3/8" Fuel Rail EFI Fitting Quick-Disconnect Adapter. Main Application: These quick connect 3/8 male to 6an male fuel rail fitting adapters are designed to fit your fuel feed outlet of efi fuel filter and fuel rails.