[Vehicle Fitment]: Compatible with [Ford] 2004-2008 F-150 5.4L, 2005-2008 Expedition,, 2005-2008 F-250/F-350 Super Duty 5.4/6.8L, F-450 Super Duty 6.8L, 2005,2007-2008 F-550 Super Duty 6.8L, 2006-2008 F-53 Motorhome Chassis [Vehicle Fitment]: Compatible with [Lincoln] 2005-2008 Navigator, 2006-2008 Mark LT [OEM Spark Plugs and Coil Packs Design]: Meets strict OE specifications for precise fit and performance, matching or exceeding the original factory part. Reference Number: FD508, 3L3Z12029BA, 3L3U12A366BB, E508, IC558, FD508T, CFD508, V25700045, C652M8, 9212007, 420006, 140033B8, 30748, C1541DLGKIT, SKIC003, EBC1517, 140033K8, 1IC103, 140033K, 92192007, 92120078, SP546, HT15, PZK14F, SP546X [High-Quality Ignition Coils]: OEM replacement ignition coil | Ignites within 0.1–0.2 seconds | Resists corrosion at up to 140 °C | Provides RF interference protection | Offers a lifespan of 6500+ miles | Delivers high voltage output | Ensures smooth engine operation. [High-Quality Spark Plugs]: Equipped with a premium iridium center electrode for exceptional durability (up to 3× longer life), stable engine idle, enhanced performance, improved fuel efficiency, and faster starts. [Easy Installation]: Rigorous testing ensures maximum durability. Backed by 166+ years of expertise for simple, safe installation and reliable performance. ASIN B0D9K2JBFT Brand Name PHILTOP Item Weight 2 Kilograms Manufacturer PHILTOP Model Number FD508 -8 PCS Ignition Coil Packs Connector Gender male Automotive Fit Type Vehicle Specific Fit Included Components Comes with housing Part Interchange Info Direct replacement for Ford and Lincoln models listed; Interchange part numbers: FD508, SP546, 3L3Z12029BA, 3L3U12A366BB, E508, HT15, PZK14F. Manufacturer Part Number 4891IGC5160US OEM Equivalent Part Number FD508, SP546, 3L3Z12029BA, 3L3U12A366BB, E508, HT15, PZK14F Compatible with Vehicle Type Truck