E3 Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1

E3 Spark Plugs E3.54 Premium Automotive Spark Plug with DiamondFIRE Technology, 14mm Thread Diameter, 0.708” Reach, Taper Seat, Resistor, Pack of 1

• ENGINEERED FOR DOMESTIC VEHICLES: Compatible with a wide range of domestic automotive applications, this spark plug enhances power output, fuel efficiency, and hydrocarbon emission reduction for smoother engine performance
• DIAMONDFIRE TECHNOLOGY: Patented DiamondFIRE side-wire electrode design delivers a faster, more complete burn, optimizing combustion and boosting overall engine efficiency
• 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 a Yttrium-enhanced alloy for durability and pre-ignition resistance; backed by a 5-year/100,000-mile limited warranty for reliable, extended use without frequent replacements