Iridium Spark Plug — IUH24 View cart “U-Groove Spark Plug — W24FS-U” has been added to your cart. $14.95 PART NUMBER: IUH24RMM PART: IUH24 BRAND: DENSO NC NY TX WI NV 2 1 0 1 0 IUH24,IUH24,DENSO 4 in stock Iridium Spark Plug — IUH24 quantity Add to cart SKU: 5368 Category: DENSO Features Six times harder than platinum, iridium withstands temperatures up to 4,000°FBecause the iridium electrodes of these plugs can be shrunk to only 0.4mm, voltage requirements decrease while firing performance improves360° laser welding of electrode provides a seal that resists wear even in the worst conditionsGround electrode features a tapered cut and U-groove that form a large volume area for the flame's center Related products U-Groove Spark Plug — W20EP-USpark Plug – W20EP-U $2.95 PART NUMBER: W20EPURMM PART: W20EP-UMANUFACTURER NAME: DENSO NC NY TX WI NV 0 0 2 0 0 Add to cart U-Groove Spark Plug — W27ES-USpark Plug – W27ES-U $2.95 PART NUMBER: W27ESURMM PART: W27ES-UMANUFACTURER NAME: DENSO NC NY TX WI NV 2 6 17 0 0 Add to cart Iridium Spark Plug — IW31Iridium Spark Plug – IW31 $24.95 PART NUMBER: IW31RMM PART: IW31MANUFACTURER NAME: DENSO NC NY TX WI NV 8 0 2 0 0 Add to cart Iridium Spark Plug — IU22Iridium Spark Plug – IU22 $14.95 PART NUMBER: IU22RMM PART: IU22MANUFACTURER NAME: DENSO NC NY TX WI NV 8 7 4 20+ 6 Add to cart