Copper Plus spark plug RJ19LM delivers reliable performance and durability, making it an ideal OE-type replacement for your vehicle. Featuring a copper core center electrode, it ensures precise heat control for extended lifespan and resists fouling for consistent operation. The nickel-tipped center and ground electrodes enhance conductivity while providing superior corrosion resistance, ensuring long-term reliability. Built to ISO and SAE Standards, this spark plug guarantees proven performance and compatibility with a wide range of applications. Its flat seat design and integrated resistor further contribute to dependable ignition and smooth engine operation. Whether you're maintaining your vehicle or upgrading for better efficiency, this standard-grade replacement spark plug offers excellent value and durability.

Product Features:

• Resists fouling
• Superior corrosion resistance
• Dependable and proven performance
• Increased conductivity and heat control for good overall wear