Super Plus™ Spark Plug by Bosch®. Bosch Super Plus delivers outstanding durability and reliability you want for your vehicle. Its tapered, v-profile ground electrode makes for better starting in cold weather and improved fuel ignitability, while a heavy-duty yttrium-enhanced copper core center electrode makes it 50% longer lasting versus even OE spark plugs.
- Heavy-duty yttrium-enhanced copper core center electrode for a 50% longer performance life vs. even OE plugs
- Tapered, v-profile nickel chromium ground electrode for improved starting in cold weather and increased fuel ignitability
- Nickel-plated rolled threads for complete anti-seize and corrosion protection
- Metal glass fused resistor for maximum interference suppression
- Angular, five-ribbed insulator design prevents misfire due to current leakage