Owning a vehicle is more than just driving your car and keeping it clean; you will also need to maintain it. Routine car maintenance will ensure your vehicle runs at its best for excellent fuel economy, clean emissions, and reliability for years to come. While there are many different maintenance items you will need to tend to over the years, your spark plugs are one of the most critical components. What Are Spark Plugs? Spark plugs are a device that delivers an electrical current from your vehicle's ignition system to the combustion chamber of your engine. A spark plug creates a tiny spark between the ground and center electrode to ignite your air-fuel mixture. Essentially, the spark plug is the final component needed for combustion in your engine. When Should I Change Spark Plugs? ... read more