Spark Plugs - Set Of 8 (#4471)
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Set of eight spark plugs to keep your M3 running strong.
Poor idle, bad fuel efficiency, and engine misfire codes are all symptoms of worn spark plugs. Replace yours with quality stock replacements to get your engine running as well as possible.
If you are replacing any aspect of your ignition system, it's best to replace all serviceable components. By doing so, your ignition system will work in better harmony, freeing up hidden horsepower and raising fuel economy. Skim the ECS Tuning ignition area under your model for spark plugs, wires, coil packs and more to get your vehicle into top shape.
This Part Fits the Following Vehicles