Set of 8 Motorcraft SP515 SP546 Spark Plugs and 8 Red Straight Boot Ignition Coils DG511 for Ford F150 5.4L Repalces 3L3E12A366CA FD-508

Set of 8 Motorcraft SP515 SP546 Spark Plugs and 8 Red Straight Boot Ignition Coils DG511 for Ford Lincoln Navigator V8 5.4l Compatible with 3L3E12A366CA 5C1584 C1541 FD-508 UF-537 Please check if your boots are curved or straight. The months are important along with year of manufacture. DG508 is for Curved Boots and DG511 is for Straight Boots 【Vehicle Fitment】 : Compatible with 2005-2008 Ford Expedition 5.4 V8, 2004-2008 Ford F-150 5.4 V8, 2005-2008 Ford F-250 Super Duty 5.4 V8, 2005-2008 Ford F-350 Super Duty 5.4 V8, 2006-2008 Lincoln Mark LT 5.4 V8, 2005-2008 Lincoln Navigator 5.4 V8 【Compatible Part Numbers】 : 5C1584, E508, 3L3E-12A366-CA, 3L3Z-12029-BA, C1659, 3L3Z12029BA, 3L3U12A366BB, 50082, 601000, 11054, DG511 【Warranty】 : One Year Limited Warranty