【Long Service Life】Double Iridium Spark Plugs are engineered for original equipment and replacement applications. Every component either matches or improves on the OE design to ensure fast and easy installation with superior performance and reliability and provide long service life.
【Improved Fuel Efficiency, Lower Emissions and Quicker starts】Iridium offers better engine idle stability and smoother performance,allows for smaller, more efficient electrode designs for improved cold starting and quicker acceleration.
【One Piece Suppressor Seal】One piece suppressor seal blocks radio frequencies that can affect vehicle electronics.Suppressor seal meters spark energy for longer electrode life and seals against combustion leakage.