Key features

• •DIAMONDFIRE TECHNOLOGY: Features a patented ground electrode secured with three legs to enhance heat transfer and increase turbulence in the combustion chamber, improving combustion efficiency and engine performance
• •MORE POWER AND FUEL EFFICIENCY: E3 Spark Plugs deliver up to 12% more power and up to 13% better fuel economy in small engines, and up mid-single digits on automotive applications, helping to enhance overall engine performance and reduce fuel consumption across a wide range of vehicles
• •LOWER EMISSIONS: The more complete burn helps to reduce emissions, minimize carbon buildup, promote cleaner combustion, and support compliance with modern environmental and emissions standards
• •ENHANCED DURABILITY AND FIT: Yttrium-enhanced alloy reduces side wire temperature by up to 8% to prevent pre-ignition; spark plug features a 14mm thread diameter, 0.708-inch thread reach, gasket seat, and 5/8-inch hex size for easy installation
• •5-YEAR WARRANTY: Built for long-lasting performance and reliability across various vehicles and imports; includes a 5-year or 100,000-mile limited warranty for added peace of mind