The Beru Spark Plug Kit - 135182 is a comprehensive kit of products designed for use in a car's engine. It includes a set of spark plugs, which are crucial components for igniting the fuel-air mixture in the engine's cylinders. This kit also contains other essential items such as spark plug wires, which help deliver the electrical current from the ignition system to the spark plugs. Additionally, the kit includes a spark plug socket, which is a specialized tool used for removing and installing spark plugs. This kit is designed to provide all the necessary components for a complete spark plug replacement in a car, ensuring optimal engine performance and efficiency.