Ignition Coil for Ford Lincoln Mercury 4.6l 5.4l v10 Compatible with 60-1000 F523 C566 DIRECT REPLACEMENT/ UPGRADE over your original stock coils. We only use the highest grade materials. This makes our product durable and reliable under extreme conditions while providing High Electrical Resistance, strong Spark from plugs, and being resistant to Corrosion and Abrasion IGNITION COIL PACK for, 4.6L 5.4L 6.8L, E-350 Super Duty 2010 to 2017, E-450 Super Duty 2010 to 2015, E-150 2010 to 2014, E-250 2010 to 2014, Crown Victoria 2010 to 2011, Explorer 2010, F-150 2010 FORD owners please check fitment bar and description before you BUY IT as the ignition coil pack can change based on the year/ month of manufacture of your vehicle Compatible with 60-1000 F523 C566 Lifetime Warranty Eliminate misfire Direct installation into vehicle Increase horsepower Stronger throttle response Durable as they come Custom-made for the road Fit OE equipment with ease Tested in real life situations Most coils comepre-greased