Not sure whether to clean your spark plugs or swap them out for new ones? This article unpacks the real pros and cons of both options. You'll get straightforward advice on how to spot worn-out plugs, plus tips for getting the most out of your engine. We’ll look at different types of plugs, real-world cost factors, and common mistakes people make. You’ll be able to decide what’s best for your car and your wallet, whether you drive every day or just on weekends.
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