Specification:Hexagon size : 16mmThread reach :19mmThread size: 14mmCalorific value : 5 4-8PCS Iridium Platinum Spark Plug Torch K5RTIP-11 Replace for BKR5EP-11 BKR5ES-11 Champion REC10WYPB4 Denso IK16TT Auto Parts TorchK5RTIP-11replacement spark plugs:6953/BKR5E-117994/IFR5E117418/IFR5J116502/IFR5L1193417/IFR5E11D7854/IFR5G115464/BKR5EIX-112382/BKR5ES-113440/BKR5EP-112300/PFR5B-112647/PFR5G-114642/PFR5J-115459/PFR5L-115838/PFR5N-114292/PFR5R-11Denso PK16R11Denso IK16Denso IK16TTDenso VK16Denso VK16PRZ11Denso SK16PR-A11Denso SK16PR-E11Autolite APP3924DP2HYUNDAI/KIA 09482-00538HYUNDAI/KIA 27410-23700HYUNDAI/KIA 18814-25000Champion REC10WYPB4AUTOLITE/TUNER APP392411DAIHATSU 99906-910X9-006DAIHATSU NDIK16DAIHATSU NDIK16AHONDA H9861-5515KHONDA 9861-5515KISUZU 8-9717-0268-0MAZDA 0000-18-JE41MAZDA 1UD3-18-110MAZDA 1UN9-18-110MAZDA JE41-18-110MAZDA JE42-18-11MITSUBISHI MZ602065MITSUBISHI MZ602020NISSAN BY481-BKR5ESUBARU SAB330DE8680SUBARU SAB330DE3360SUBARU SAB330NG0511SUZUKI 99000-79J80-K16TOYOTA 90098-66114TOYOTA 90098-66054TOYOTA 90098-66077TOYOTA 90098-99207TOYOTA 90919-01168TOYOTA 90919-01169Please note: due to production series, the detailed colors may vary, but the performance is the same.