
About this part
What it does. Ngk NGK Ruthenium HX High Ignitability Spark Plug NGK 481-95605 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 2022–2025 Ford F 250 Super Duty, 2025 Ford Police Interceptor Utility, 2020–2025 Ford F 350 Super Duty, 2021–2024 Ford E 350 Super Duty, 2020–2024 Ford Mustang, 2022 Cadillac Ct4, 2019–2020 Ford F 150, 2019 Cadillac Cts, 2019 Cadillac Xts, 2019 Cadillac Ats. Engine, sub-model and trim can narrow fitment further, so check those attributes on the listing before ordering.
Fits these vehicles
- 2025 Ford F 250 Super Duty
- 2025 Ford Police Interceptor Utility
- 2025 Ford F 350 Super Duty
- 2024 Ford E 350 Super Duty
- 2024 Ford Mustang
- 2024 Ford F 250 Super Duty
- 2024 Ford F 350 Super Duty
- 2023 Ford F 350 Super Duty
- 2023 Ford Mustang
- 2023 Ford F 250 Super Duty
- 2022 Ford F 250 Super Duty
- 2022 Ford Mustang
- 2022 Cadillac Ct4
- 2021 Ford E 350 Super Duty
- 2021 Ford Mustang
- 2020 Ford F 150
- 2020 Ford F 350 Super Duty
- 2020 Ford Mustang
- 2019 Ford F 150
- 2019 Cadillac Cts
- 2019 Cadillac Xts
- 2019 Cadillac Ats