Genuine OEM Hyundai Spark Plug, part number 1884908080. This vital ignition component is responsible for igniting the compressed air-fuel mixture within the engine's combustion chambers, initiating the power stroke. It is installed in the cylinder head, typically one per cylinder. Weighing approximately 0.042 kg, this spark plug is engineered for precise spark delivery. Using a genuine OEM spark plug ensures the correct heat range, electrode gap, and material composition for optimal engine performance, fuel efficiency, and reduced emissions.