NGK LKAR9BI9 / 6205 Laser Iridium Spark Plug Genuine NGK Component With the smallest tip diameter available, OE Iridium spark plugs provide superior ignitability & long service life. The iridium/platinum surfaces ensure a slow wear rate, providing stable idle & superior anti-fouling. Laser-welded iridium center electrode tip Platinum disc welded to backside of ground electrode provides long life Trivalent metal plating for superior anti-corrosion & anti-seizing Faster starts & quicker acceleration Better fuel economy & lower emissions Best OEM Iridium spark plug available OEM-approved design BOX DIMENSIONSHeight (mm): 85 Width (mm): 24 Length (mm): 22 If you are unsure as to whether this is the correct part for your vehicle, please don't hesitate to contact us. Alternatively please use the cross reference table above.