Set of 6 OEM Denso IRIDIUM Spark Plugs FK20HBR11 / 90919-01249 for LEXUS IS GS LS RC Series;

Denso Iridium Long FK20HBR11Spark Plug Iridium Long-LifeStock # 3473Closely related to platinum and exhibiting even tougherqualities, the rare metal iridium is an ideal material for sparkplugs. The DENSO Iridium Long Life plug wasspecifically designed for long service life and consistentperformance in the latest, most advanced production cars. Afine-wire, 0.7mm iridium center electrode is 360-degree laserwelded in place using an exclusive DENSO process, thenmatched to a platinum ground electrode. This pair ofprecision-formed, premium-metal electrodes dramatically extend theplugs useful life. The DENSO Iridium Long Life plughas been selected as original equipment on many of the worlds topcars, including those from GM, Toyota, Honda, andMitsubishi. Theres a simple reason for that these manufacturersneeded the best.FEATURESFine-wire iridium center electrodePlatinum ground electrode360 degree laser-welded spark tipBENEFITSSustained spark performance over 100,000 milesWithstands higher pressures and temperaturesReduced spark plug wear and erosion