Bosch Iridium Spark Plug, Bosch FR7KI332S

Bosch iridium spark plugbosch iridium spark plugs are engineered to deliver both high performance and long life, representing the best of oe spark plug technology. the ultra-fine wire iridium center electrode firing pin delivers best performance. unlock the performance in your engine with bosch iridium spark plugs.360 degree continuous laser welded center electrode provides unmatched resistance to thermal shock that can occur in today's high performance enginesbosch iridium spark plugs are engineered to deliver both high performance and long life, representing the best of oe spark plug technology. the ultra-fine wire iridium center electrode firing pin delivers best performance. unlock the performance in your engine with bosch iridium spark plugs.copper core provides broader heat range to resist pre-ignition and foulingfactory-set pre-gap ensures ease of installationiridium center electrode firing pin provides exceptional ignitabilitynickel-plated rolled threads provide superior resistance to corrosion and do not require anti-seize - saving time application summary:chevrolet, 2011; maybach, 2012-2003; mercedes-benz, 2019-2003