DENSO 3377 Spark Plug (4 Pack)

Fine-wire iridium center electrode Platinum ground electrode 360 degree laser-welded spark tip Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systemsYou may also like 8 pc DENSO 3501 Spark Plugs for 18847-08220 ZXU22HCR8 Ignition Wire Secondary.