Denso SC16HR11 Iridium Long-Life Spark Plugs 3499-4 PK
$54.60
Description
Description
About this item
- 100 percent pre-fired to ensure reliable operation
- Copper core center electrode for superior thermal conductivity
- Unique five-rib insulator reduces flashover and decreases voltage loss
- Dual copper and glass seal bonds the center electrode and insulator together for a gas-tight seal.
- Lasts up to three times as long as conventional plugs
