This S100I Japan MASUMA Iridium Spark Plug is engineered for reliable ignition and consistent performance. Designed as a direct replacement for original part numbers like TOYOTA 90919-01192 and HYUNDAI 27410-23700, it ensures a proper fit for compatible vehicle models. The advanced iridium center electrode provides superior durability and a stronger spark compared to conventional plugs, contributing to efficient combustion. Constructed for long service life and stable engine operation, this spark plug helps maintain optimal fuel economy and smooth acceleration. Its precise engineering meets rigorous standards for a dependable replacement part. Always verify the model number matches your vehicle's requirements for correct installation and performance. Offering excellent value, it is a cost-effective solution for routine maintenance or performance upgrades. Sourced from a trusted manufacturer, this plug delivers quality construction for everyday driving demands.