The Iridium Long-Life Spark Plug is engineered to meet the highest OE standards for performance, durability, and emissions. Featuring DENSO's patented Iridium Alloy with a 90% Iridium fine wire center electrode, it delivers exceptional ignition efficiency and sustained spark performance for over 100,000 miles. The Platinum Needle Tip Ground Electrode enhances spark energy while minimizing heat quenching, ensuring reliable operation even under extreme conditions. Built to endure temperatures exceeding 4,000 Deg F, this spark plug is ideal for high-performance ignition systems and special fuel setups. Its 360-degree laser-welded Iridium Center Electrode guarantees a robust bond and structural integrity, lasting up to three times longer than conventional plugs. With a flat seat type and advanced OE technology, this spark plug offers unmatched reliability and value for long-term use.

Product Features:

• Latest OE technology with DENSO's patented Iridium Alloy (90 percent Ir) and fine wire center electrode
• Platinum Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
• DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
• Sustained spark performance over 100,000 miles
• Lasts up to three times as long as conventional plugs
• Endures extreme temperatures greater than 4,000 degrees F associated with high-performance ignition and special fuel systems
• Iridium Long Life (SIP)