It is virtually impossible to tell if this is the original Carello item or not. Just look at the photos. This item comprises the lamp, lamp seating rubber and the cable entry sealing rubber boot.

Part Name:  Spider Carello Front Turn Repeater Lamp, Seating Rubber & Cable Entry Sealing AlfaStop Product Code: 1LIF172 Original Alfa Romeo Part No: 1413.80.725 & 1483.90.212 Model: Guilia 101 Series, Giulietta 750 & 101 Quantity Per Car: 2