Curb Hoppers0My CartBrisk RacingBrisk GR15ZC Spark Plug Premium Racing 14 mm Thread 18 mm Reach Heat Range 15 Tapered Seat ResistorListing ID: 926213Manufacturer Part Number: GR15ZCOut Of StockBrand NewCopyright (C) 2019-2024 Initial Holdings LLC dba Curb Hoppers. All Rights Reserved.