https://www.canadiantire.ca/en/pdp/ngk-ruthenium-hx-spark-plug-1-pk-0180348p.html
NGK Ruthenium HX Spark Plug, 1-pk | Canadian Tire
NGK Ruthenium HX Spark Plugs provide maximum durability and performance where greater ignition efficiency is demanded,Patented high ignitability DFE and PSPE...
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