4x BRISK 2MOR10S High Performance Silver Electrode Upgrade Racing Spark Plugs
4x BRISK "2MOR10S Gap 0.55mm". BRISK 2MOR10S Racing Spark Plugs Replace Only where the NGK spark plugs are overheating and burning out. Spark Plug Specifications Theses plugs are not suitable for None Tuned OEM engines with NGK SILZKBR8D8.