4PCS Genuine 97506 SILZKBR8D8S Laser Iridium Spark Plugs For BMW 320i 650i X5 M4

4PCS 97506 SILZKBR8D8S Iridium Spark Plugs. Material: Iridium. Electrode Material: Iridium. Spark Plug Reach: 26.5 mm. Torque Specs: Cast Iron: 10.8-18 lb. ft. Aluminum: 10.8-14.5 lb. X5 2013-2018. Material: Copper Core.

eBay