NGK D9EA, DPR9EA-9, D10HS, DPR7EA-9, DPR8EA-9, DR8ES, DR8HS Spark Plug

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Using these NGK spark plugs is easy. First, make sure your engine is off and cool. Remove the old spark plugs and replace them with these new ones. Tighten them gently but firmly. When handling, avoid dropping or damaging the plugs. For maintenance, check the spark plugs regularly, about every few months or as recommended in your vehicle's manual. If you notice any signs of wear or damage, it's time to replace them. This will keep your engine running smoothly and efficiently.