The Iridium TT Spark Plug combines the durability of an OE-style plug with the power and torque of high-performance engineering, making it a standout choice for demanding drivers. Featuring a 0.4mm Iridium Center Electrode - the world's smallest diameter - it maximizes firing potential for superior ignition. The 0.7mm Needle Tip Ground Electrode enhances spark energy while reducing heat quenching, ensuring consistent performance. Built with DENSO's patented Iridium-Rhodium alloy formula, this spark plug boasts the highest concentration of iridium among competitors, delivering unmatched durability and reliability. The 360-degree laser welding process ensures a robust bond and structural integrity, even under extreme conditions. With the ability to withstand temperatures exceeding 4000 Deg F, this plug is engineered for endurance and peak performance. Its flat seat type and advanced materials make it a perfect fit for those seeking long-lasting, high-quality ignition components.

Product Features:

• 0.4mm Iridium Center Electrode: World's Smallest Diameter that maximizes firing potential
• 0.7mm Needle Tip Ground Electrode: Promotes higher spark energy and less heat quenching
• DENSO Patented Optimized Iridium-Rhodium Alloy Formula: Highest concentration of Iridium vs. competitors for greater durability
• DENSO Patented 360 degree laser welding process: Ensuring exceptional quality bond and structural strength with the Iridium Center Electrode
• Durability of an OE style plug combined with Power and Torque of high performance.
• Withstands temperatures greater than 4000 degree Fahrenheit
• Iridium TT