The Chevrolet/GMC SIERRA MARINE ALTERNATOR PART # 18-6454 2.5 MERCURY OUTBOARD ENGINES, 12V, 50 AM is a marine instrument/hardware component from Chevrolet/GMC. It provides instrumentation readout or structural hardware for a boat's helm, deck, or seating arrangement. It is commonly in OEM equipment and MRO replacement for marine hardware.
