Double Iridium Spark Plugs
Bosch Double Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. The ultra-fine wire design and laser welded tapered ground electrode deliver optimum performance, while the iridium center electrode and ground electrode help it to go the distance. Unlock the performance in your engine with Bosch Double Iridium Spark Plugs.
Double Iridium Pin-To-Pin
Bosch Double Iridium Pin-To-Pin Spark Plugs represent advanced OE spark plug technology and are manufactured to be OE equivalent in fit, form and function. The ultra-fine wire design firing pin and ground electrode pin provide higher performance.
Iridium Spark Plugs
Bosch Iridium Spark Plugs are engineered to deliver both high performance and long life, representing advanced OE spark plug technology. The ultra-fine wire iridium center electrode pin delivers best performance. Unlock the performance in your engine with Bosch Iridium Spark Plugs.
Double Platinum Spark Plugs
Bosch Double Platinum Spark Plugs are engineered for up to 3X longer service life.*
Platinum Spark Plugs
Bosch Platinum Spark Plugs are engineered for up to 2X longer service life.*
Copper with Nickel Spark Plugs
Bosch copper core spark plugs feature a heavy-duty nickel center electrode for longer lasting service life compared to standard copper plugs.
Silver Spark Plugs
Bosch Silver Spark Plugs are engineered for older European performance cars, as well as some motorcycle applications. These types of vehicle engines operate at particularly high combustion chamber temperatures, increasing the wear on the electrodes. Bosch uses silver alloys in the center electrode tip to resist wear and improve spark plug efficiency.
Platinum+4 Spark Plugs
Bosch Platinum+4 Spark Plugs deliver smoother acceleration, top fuel economy and ultimate engine performance. Bosch Platinum+4 Spark Plugs reach self-cleaning temperatures faster for quicker starts, smoother acceleration and increased fuel efficiency.