Revolutionary surface air gap firing technology featuring multiple spark paths
More pure platinum vs. Bosch Platinum
Four ground electrodes
Electrode gap is factory set
Provides ease of installation - never requires adjustment
If you require the best in performance and the longest performance life, Platinum+4 is the spark plug for you. Platinum+4's unique revolutionary firing technology combines the advantages of surface air gap technology, four ground electrodes, and a heat-fused center electrode with more pure platinum, creating the most powerful spark you can buy.