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Iridium Spark Plugs
Iridium Spark Plugs
Engineered for high performance and long life
Unlock the performance in your engine with Bosch Iridium Spark Plugs. |
Center electrode
360° continuous laser welding to fuse the iridium firing pin promotes durability and long life
Ultra fine wire design delivers exceptional ignitability and performance
Copper core provides broader heat range to resist pre-ignition and fouling
Ground electrode
Tapered shape reduces flame shrouding for improved combustion and more power
Laser welded iridium-platinum alloy inlay promotes durability and long life
Copper core (when required) provides broader heat range to resist pre-ignition
Nickel-plated shell with rolled threads
Provides complete anti-seize and corrosion protection
Ribbed insulator design
Prevents misfires due to flash-over
7-year performance satisfaction guarantee
Gives you miles of worry-free driving
All iridium plugs are not created equal

Spark Plug Specifications
