Description
【Part Number Replacement】 PZH1F,SP-514, SP-547, PZK1F PZH1F. Please confirm the OE number before purchasing..【Fitment】 Compatible with 2005-2007 Avanti V8 4.6L | 2006-2008 Explorer V8 4.6L | 2007-2008 Explorer Sport Trac V8 4.6L | 2005-2008 Mustang V8 4.6L | 2006-2008 Mountaineer V8 4.6L.【Long Service Life】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..【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.【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.
