6 New NGK Iridium IX Spark Plugs BKR5EIX-11 # 5464

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.New NGK Iridium...