Genuine OEM Mazda Rear Outer Light Gasket, part number GHK151153. This gasket is designed to provide a watertight seal for the rear outer taillight assembly, preventing the ingress of moisture, dust, and road grime into the light housing. Proper sealing is crucial for protecting the electrical components and maintaining light clarity. Made from durable, weather-resistant materials for a long-lasting seal. Genuine OEM ensures precise fit and effective weather protection for the taillight.