E3 Spark Plugs E3.68 Premium Automotive Spark Plug with DiamondFIRE Technology for Hemi Engines, 14mm, 1.000" Reach, Gasket Seat, Pack of 1

FOR DOMESTIC APPLICATIONS: Designed to fit a wide range of domestic vehicles, this spark plug enhances power, improves fuel economy, and reduces harmful hydrocarbon emissions, making it ideal for various engine types and models. DIAMONDFIRE TECHNOLOGY: Patented side-wire electrode design ensures faster, more complete combustion, optimizing engine efficiency, improving power output, and reducing harmful emissions. 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. LONG-LASTING PERFORMANCE: Built with Yttrium-enhanced alloy for durability and pre-ignition prevention; backed by a 5-year/100,000-mile limited warranty for reliable, extended use without frequent replacements