Product Overview:- Ngk Spark Plugs (U.S.A.), Inc. Is The Largest Oe Supplier And Manufacturer Of Spark Plugs For Domestic And Import Vehicles In North America. Its Oe Legacy, Unsurpassed Quality And Leading Vehicles In Operation Coverage Reinforces Ngk As The Ignition Specialist. With Over 80 Years Of Automotive Expertise Ngk Has Built A Reputation For Quality And Reliability; Manufacturing Spark Plugs For Virtually Every Automotive, Motorcycle, Marine And Small Engine Application. We Are Committed To Be The Premier Partner With Our Customers, While Maintaining Original Equipment Standards For The Highest Durability And Operational Performance. With State-Of-The-Art Manufacturing, Inventory And Distribution Facilities In North America And Across The Globe, Ngk Is Dedicated To Providing Customers With World-Class Products And Services. Product Info:- Ngk Laser Iridium Spark Plug Box Of 4 (Silzkbr8d8s)- Spark Plug- 2015 Compatible With BeemerItem Description:-ShellThread Diameter: 12MmThread Pitch: 1.25MmSeat Type: GasketReach: 26.5Mm (1.04")Hex Size: 14Mm Bi-HexTerminal Type: SolidOverall Height: IsoGap: .031" (0.8Mm)-Center ElectrodeMaterial: IridiumType: Fine WireSize: 1.0MmProjection: Extended Projection-Ground ElectrodeMaterial: PlatinumType: SquareShape: Taper CutQuantity: 1-SpecificationsResistor: YesResistor Value: 5K OhmHeat Range: 8Features: Special GasketTorque Specs: Cast Iron: 10.8-18 Lb. Ft. Aluminum: 10.8-14.5 Lb. Ft.Manufacturer Part Number:- 97506