08/07/2025
Toyota genuine spark plug, part number 90919-01253 (SC20HR11), is an Iridium spark plug designed for high performance and long life. Key features include an iridium center electrode for enhanced durability, a tapered cut ground electrode for improved ignitability and fuel efficiency, and a built-in resistor for suppressing electromagnetic interference.
Key Features:
Iridium Center Electrode:
Iridium is a very hard and durable material, allowing for a longer lifespan and consistent performance over time.
Tapered Ground Electrode:
This design helps to improve spark concentration, leading to better fuel combustion, increased fuel efficiency, and reduced emissions.
Built-in Resistor:
The resistor helps to reduce electromagnetic interference, which can affect the performance of other vehicle components.
Enhanced Engine Performance:
The spark plug is designed to provide a more powerful and consistent spark, leading to smoother engine operation, faster starts, and better acceleration.
Improved Fuel Efficiency:
By optimizing combustion, the spark plug can contribute to better fuel economy.
Reduced Emissions:
Improved combustion also leads to a reduction in harmful exhaust emissions.
Longer Lifespan
