NGK Iridium IX Spark Plugs (Set of 4) - Compatible with Acura, Honda, Lexus, Subaru - High Performance Ignition for Better Fuel Efficiency & Engine Power - Perfect for Daily Driving & Performance Upgrades

Kit Content:4 x NGK Spark PlugsItem Description:Center Electrode Core Material: CopperCenter Electrode Tip Material: IridiumElectrical Terminal Type: Non-Removable NutGround Configuration: StandardGround Electrode Quantity: 1Ground Electrode Tip Design: Taper CutHex Size(mm): 14Insulator Height(mm): 51.00Manufacturer Heat Range: 7Pre-Gap Size(in): .044Reach(mm): 26.5Seat Type: FlatThread Diameter(mm): 12.00