About this part
What it does. Ngk NGK Ruthenium HX High Ignitability Spark Plug NGK 481-94122 delivers the spark that ignites the air-fuel mixture in the cylinder.
Symptoms that point to this part
- Misfire codes
- Rough idle
- Hard starting
- Loss of power under load
Fitment. Catalogued as fitting 2019–2023 Lexus Gx460, 2019–2022 Toyota Sequoia, 2020–2021 Toyota Land Cruiser, 2021 Toyota Tundra. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.