E3 Spark Plugs E3.46 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread, 0.750-Inch Reach, Gasket Seat, Resistor, Pack of 1

E3 Spark Plugs E3.46 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread, 0.750-Inch Reach, Gasket Seat, Resistor, Pack of 1

• COMPATIBILITY WITH DOMESTIC VEHICLES: Perfect for a wide range of domestic applications, especially cars from the 60s to early 90s, offering a significant boost in power, fuel efficiency, and emission control for classic engines
• 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