A-Premium Iridium Spark Plugs V8 4.6L Compatible with Ford Mustang 2005-2008, Explorer 2006-2008, Explorer Sport Trac 2007-2008 & Mercury Mountaineer 2006-2008 & Avanti Avanti 2005-2007
[Vehicle Fitment]: Compatible with Avanti Avanti 2005-2007 V8 4.6L; Compatible with Ford Explorer 2006-2008, Explorer Sport Trac 2007-2008 V8 4.6L, Compatible with Mustang 2005-2008 V8 4.6L; Compatible with Mercury Mountaineer 2006-2008 V8 4.6L
[Exceptional Ignitability]: Designed alongside OEMs and engineered for maximum ignition performance
[Engineered for Longevity]: For optimal engine performance and longevity, it is recommended to replace platinum iridium spark plugs at mileage intervals of 80,000 to 100,000 miles