- Extreme performance upgrade over OEM spark plugs and provide a 40,000 to 50,000 mile service life.
- Plugs feature a fine-wire Iridium center electrode and Nickel-alloy ground electrodes for maximum engine horsepower and torque.
- Designed for fuel-injected and turbocharged engines.
- Precision laser-welded electrode construction.
- Trivalent Metal Plating has superior anti-corrosion and anti-seizing properties.