Features
- 100 percent pre-fired to ensure reliable operation
- Copper core center electrode for superior thermal conductivity
- Unique five-rib insulator reduces flashover
- Patented U-groove ground electrode design fires leaner mixtures than conventional plugs
- Precision machine-rolled threads reduce seizing and cross-threading in delicate aluminum heads
Product Details
Original U-Groove Spark Plug by Denso®. 1 Piece. Is your vehicle hard to start? Does it miss under load and idle rough? Is your gas mileage not what it used to be? Your ignition system may need repair, but before you waste your time and gas running out to the auto parts chain store, check out our great selection of replacement ignition system parts.
