NGK Iridium Spark Plugs Stock Heat Range Set 2022-2025 WRX

The NGK Iridium Spark Plug is available for your next maintenance intermission. If your car is feeling sluggish, of misfiring, then you may have gone a long time without a regular spark plug change.This spark plug features fine wire tipped center electrodes, along with fine wire platinum tipped ground electrodes which provide a low wear rate that allows for a smoother idle, better anti-fouling properties, and better fuel economy with improved emissions.

Features:
- Thread Diameter = 12mm
- Thread Pitch = 1.25mm
- Seat Type = Gasket
- Reach = 26.5mm (1.04")
- Hex Size = 9/16" (14mm)
- Terminal Type = Cup
- Gap = .024" (0.6mm)
- Manufacturer Part Number = SILKFR8A6
- Resistor = Yes
- Heat Range = 8
- Torque Specs = Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. ft.

Center Electrode:
- Material = Iridium
- Type = Fine Wire
- Size = 0.8mm
- Projection = Projected

Ground Electrode:
- Material = Platinum
- Type = Projected Square

Notes:
Sold as a set of 4

Applications:
2022-2025 WRX
2019-2023 Ascent
2020-2024 Outback
2020-2023 Legacy