This genuine BMW spark plug, part number 12120038349, is engineered to meet the exacting standards of your BMW vehicle. It plays a crucial role in the combustion process, igniting the air-fuel mixture within the engine cylinders. A properly functioning spark plug is essential for smooth engine operation, fuel efficiency, and reduced emissions. Over time, spark plugs can wear out, leading to misfires, rough idling, decreased power, and increased fuel consumption. Replacing your spark plugs at recommended intervals with genuine BMW parts ensures your engine continues to perform at its best. This spark plug is designed for durability and consistent performance, providing a strong spark under all driving conditions. Trust in BMW's commitment to quality and precision engineering to keep your engine running efficiently and reliably.
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