Premium Iridium Spark Plug 12622441 41-114

High-performance iridium tip ensures superior spark efficiency and extended lifespan, reducing replacement frequency. Precision-engineered copper core enhances thermal conductivity for consistent performance in extreme temperatures.

Designed for optimal combustion in Chevrolet, Cadillac, and GMC engines including Escalade, Corvette, Tahoe, and Sierra models. Resistant to carbon buildup and voltage leakage, maintaining engine power and fuel economy.

Exclusive laser-welded construction prevents electrode erosion, delivering reliable ignition in both city driving and heavy towing conditions. Factory-spec dimensions guarantee perfect fitment without modifications.

Wholesale-priced for bulk buyers with global shipping. Direct factory supply eliminates middleman markups, offering unmatched value for repair shops and fleet managers.