The NGK SPARK PLUG - PZKER7B8EGS - 93231 is a high-quality ignition system component designed for vehicles. As a trusted brand in the automotive industry, NGK ensures that this spark plug is reliable and efficient in ensuring optimal engine performance. The manufacturer part number 93231 indicates a specific make and model, while the reference OE/OEM number 04E905601 provides a direct cross-reference for compatibility. This spark plug is a crucial element in maintaining the spark ignition system and enhancing the overall functionality of the vehicle's engine.