Does anyone know the difference between Fuel Vapor Separator Tube assembly F2GZ-9D289-A and F2GZ-9D289-B? I have a 2020 Edge sel with a 2.0 ecoboost and my purge vave is bad. mine takes F2GZ-9D289-B but I cant get one anywhere. F2GZ-9D289-A looks very simillar.