All -6 an in and out black in color.
Fuelab 515 EFI Adjustable Fuel Pressure Regulator FPR 2x -6AN In 1x -6AN Return
EFI to Carb Dual Stage Fuel Pressure Regulator Kit Electronic Fuel Inject 13220
Electronic Fuel Injection Billet EFI Command Centre 2
Fuelab Pro Series Fuel Pressure Regulator 40–80 PSI | 10AN In/10AN Return
Fuelab In-Tank Fuel Sock Kit 100 Micron Stainless w/-10AN Adaptor Fitting for
