Description:
Bosch Platinum+4 spark plugs use four ground electrodes for the most powerful spark.
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, to create the most powerful(more)
Description:
Bosch Platinum+4 spark plugs use four ground electrodes for the most powerful spark.
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, to create the most powerful spark you can buy. Bosch Platinum+4 spark plugs provide optimum access to the air/fuel mixture, for the most efficient combustion and a longer performance life.
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As one of the largest North American automotive suppliers, Bosch develops, manufactures and supplies precision components and systems - including body electronics, chassis and powertrain products - for vehicle manufacturers worldwide.