Champion Spark Plug, 9665

Spark plugchampion iridium - the ultimate element. this spark plug's fine-wire iridium center and platinum ground electrodes provide the sharpest spark focus for maximum performance.heat-active alloy allows electrodes to reach optimal temperature quicklymaintains stable operating temperature under all engine loadsv-trimmed ground electrode promotes sharper spark focusfine-wire center electrode and v-trimmed for greater ignitabilityiridium center electrode delivers maximum lifechampion iridium - maximum performance.premium spark plugchampion 9665 spark plug application summary:automotive:buick encore, 1.4 liter, 2016-2018; chevrolet cruze, 1.4 liter & malibu, 1.5 liter, 2016-2018.