Double Platinum Spark Plug (PK16R8) delivers exceptional performance and reliability, meeting the strictest OE standards for durability and emissions. Featuring OE-grade platinum on both the center and ground electrodes, this spark plug ensures superior thermal conductivity and sustained spark performance for over 60,000 miles. Its premium shell construction with machine-rolled threads enhances durability and provides a secure fit, while the flat seat type ensures optimal compatibility with your engine. Designed to reduce secondary required voltage and increase ignition efficiency, it promotes smoother engine operation and minimizes shop comebacks, making it a trusted choice for satisfied customers. With double platinum construction, this spark plug offers long-lasting performance and value, making it an essential upgrade for maintaining peak engine efficiency.

Product Features:

• OE grade platinum on both center and ground electrodes
• Premium shell construction with machine-rolled threads
• Superior thermal conductivity
• Sustained spark performance over 60,000 miles
• Reduced secondary required voltage, increased ignition efficiency
• Satisfied customers, reduced shop comebacks
• Double Platinum