Motorcraft DG-508 Ignition Coil | Ford F-150 F-250 Expedition Mustang 4.6L 5.4L + Install Video

Motorcraft DG-508 Ignition Coil — Ford 4.6L and 5.4L V8 | F-150, F-250, Expedition, Mustang and More

Fix ignition problems in your engine and regain reliable power with the genuine Motorcraft DG-508 Ignition Coil. A faulty ignition coil is the most common cause of ignition problems in Ford 4.6L and 5.4L Triton V8 engines, and the Motorcraft DG-508 is the only OEM-recommended replacement part. The direct coil-spark plug design means a direct replacement without the need for wiring or adapters.

🎥 FREE Step-by-Step Installation Video Included
Every order includes access to our dedicated installation video guide so you can replace your ignition coil quickly and safely without needing a mechanic.

Key Features
- Original Motorcraft Part No: DG-508
- OEM Ford Part No: 3W7Z-12029-AA
- Replacement Parts: DG457, DG472, DG491, FD-493, FD-503, FD-507
- Coil-spark plug design — direct fit, no wiring required
- Steel lamination stack for consistent magnetic field and reliable spark output
- Made from premium materials for maximum performance
- Motorcraft 2 Year / Unlimited Mileage Warranty — valid at any Ford/Lincoln dealership
- Corrects engine misfires, uneven idling, hesitancy, and poor fuel economy
- Free installation video guide included

Symptoms of a Faulty Ignition Coil
- Engine malfunction light (P0300–P0308 ignition malfunction codes)
- Uneven idling or engine jerking
- Hesitancy or wobbling during acceleration
- Poor fuel economy
- Engine Misfires Under Load

Vehicle Compatibility (1 coil per cylinder — 8 cylinders total for V8)
- 1997–2008 Ford F-150 4.6L and 5.4L V8
- 1999–2007 Ford F-250/F-350 Super Duty 4.6L and 5.4L V8
- 1997–2014 Ford Expedition 4.6L and 5.4L V8
- 1999–2004 Ford Mustang GT 4.6L V8
- 1997–2011 Ford E-150/E-250/E-350 4.6L and 5.4L V8
- 2003–2005 Ford Excursion 5.4L V8
- 1998–2011 Lincoln Navigator 5.4L V8
- 2002–2008 Mercury Grand Marquis 4.6L V8

- 2002–2011 Crown Victoria 4.6L V8

💡 Pro Tip: For high-mileage engines, replace all 8 coils at once for balanced performance. Check out our 8-piece DG-508 kit for the best price/performance.

Contents
- 1 x Motorcraft Ignition Coil (DG-508)
- 🎥 Access to installation video guide

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Genuine Motorcraft parts, free worldwide shipping, free installation video, and real support when you need it.

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👉 Need all 8 coils? Check out our DG-508 8-Pack: https://sayparts.com/products/motorcraft-dg-508-ignition-coil-8-pack-ford-4-6l-5-4l-v8