Yellow Ignition Coil Pack Set Of 10 DG508 Curved Boot For Motorcraft Spark Plug SP479 Delivers Power Gains And Smoother Idle Fits Ford F150 F250 E150 Expedition Lincoln Replacement For FD503 DG457 C1417

Yellow 10-Unit Ignition Coils with Curved Boots for Ford
✔️ OE-standard ignition coils with curved boots for Ford trucks

These yellow ignition coil packs are replacement parts designed for Ford and Lincoln V8 engines, commonly used on Ford F-150, F-250, Expedition, E-series, and Lincoln Navigator.

✅ Replacement for DG508, FD503, SP479 and other OE numbers
✅ Fits Ford F-150 (1998-2004 5.4L), F-250/F-350 Super Duty, Expedition, E-Series, and Lincoln Navigator
✅ OE-standard coils with curved boots for smoother idle and power
✅ One year limited warranty
✅ Confirm compatibility with your exact year/model using the fitment list

💡 What is an ignition coil pack used for in Ford trucks, and why would you upgrade to yellow curved-boot coils? In short, these ignition coils provide spark to each cylinder, improving ignition reliability and engine response.

- They deliver a consistent spark across all cylinders for smooth idle and better acceleration - They meet OE specifications for dependable performance in Ford/Lincoln V8 engines - The yellow curved-boot design helps with quick identification and correct fit during installation✝️