• Revolutionary surface air gap firing technology featuring multiple spark paths to deliver the longest, most powerful spark for ultimate engine performance
• More platinum vs. Bosch Platinum Plus for smoother acceleration, better gas mileage and optimum engine performance
• Four yttrium-enhanced ground electrodes provide optimum access to the air/fuel mixture for the most efficient combustion, plus the yttrium alloy ground electrodes reduce gap wear and oxidation for extended performance life
• Factory pre-set gap for ease of installation. Never requires adjustment

Spark Plug Type Performance Differences