BMW N55/S55 Spark Plug Set – NGK Laser Iridium ILZKBR7B8DG (Set of 6) 95770

Fine wire iridium tipped center electrode and fine wire platinum tipped ground electrode ensures slow wear rate providing stable idle, superior anti fouling, improved fuel efficiency and lower emissions.Trivalent metal plating provides superior anti-corrosion and anti-seizing propertiesCorrugated ribs prevent flashoverPure alumina silicate ceramic insulator, provides superior strength and better heat transferCopper core aids in heat removalTriple seals prevent leakageSet of 6 spark plugs. One Step colder than standard N55 plugs.Fits; BMW N55/S55 EngineThe NGK 95770 has been discontinued and superseded by NGK 97968