Description
BMW ZR5SPP3320 Spark Plug Bosch 12120040551

Spark plugs wear out over the course of countless ignition cycles, during which deposits from fuel and oil may accumulate on the electrode. Faulty spark plugs can lead to poor engine performance, evidenced by reduced power, a misfire, and poor fuel economy.
Spark Plug
Maintaining your car at suggested service intervals will result in a better performance and improved fuel economy, which is why we suggest changing your spark plugs at the manufacturers suggested service intervals and be sure to check their condition for any warning signs of failure. If your vehicle isn’t operating at peak performance it may be time to replace your spark plugs.
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