Fitment Information:
2018-2021 Subaru WRX STI
2006 Mitsubishi EVO 9
Features:
- Sold as a set of 4 spark plugs
- Engineered Specifically for OE Applications
- Trivalent metal plating provides superior anti-corrosion and anti-seizing properties
- Corrugated ribs prevent flashover
- Pure alumina silicate ceramic insulator, provides superior strength and better heat transfer
- Copper core aids in heat removal
- Triple seals prevent leakage
- Longevity: 100k Miles
- 60 Days manufacturer Warranty
Shell
Spark Plug Thread Diameter: 14mm
Thread Pitch: 1.25mm
Seat Type: Flat
Reach: 26.5mm (1.04")
Wrench Diameter: 5/8" (16mm)
Terminal Type: Solid
Gap: .024" (0.6mm)
Center Electrode
Electrode Tip Material: Iridium
Electrode Core Material: Copper
Ground Electrode
Material: Nickel
Type: Standard
Shape: Taper Cut
Specifications
Resistor: Yes
Resistor Value: 5k Ohm
Manufacturer Heat Range: 7
Torque Specs: Cast Iron: 18-25.3 lb. ft. Aluminum: 18-21.6 lb. ft.
Laser Iridium spark plugs provide superior ignitability and long service life. NGK Laser Iridium spark plugs feature the smallest tip diameter available Iridium surface to ensure slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions. Designed as a OEM compliant replacement plug, Laser Iridium spark plugs are designed with a laser welded iridium tip, and Trivalent metal plating for faster starts and quicker acceleration. Laser Iridium spark plugs come pre-gapped and do not require modification or re-gapping to run safely.
Import Image Racing is an authorized dealer for NGK Spark Plugs. Purchasing from us guarantee's that your NGK products are always authentic and covered by manufacturer warranty.
California Prop 65 Warning: Operating, servicing and maintaining a passenger vehicle or off-highway motor vehicle can expose you to chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. To minimize exposure, avoid breathing exhaust, do not idle the engine except as necessary, service your vehicle in a well-ventilated area and wear gloves or wash your hands frequently when servicing your vehicle. For more information go to www.p65warnings.ca.gov.