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When it comes to maintaining your vehicle's engine, one of the crucial components that often comes under consideration is the spark plug. While many car owners are aware of the importance of this part, the debate surrounding whether to choose OEM (Original Equipment Manufacturer) spark plugs or aftermarket options remains a hot topic. In this article, we will delve into the pros and cons of OEM spark plugs and explore why they are often deemed superior to their aftermarket counterparts.