Marsram DG508 Ignition Coil Pack + SP479 Spark Plugs for Ford 4.6L/5.4L V8 (1998-2011)

Engineered for Ford, Lincoln, and Mercury V8s

Meet the Marsram DG508 ignition coil pack paired with SP479 double iridium spark plugs. This kit is designed to support reliable ignition across a wide range of Ford, Lincoln, and Mercury 4.6L and 5.4L V8 engines from the late 1990s through the early 2010s. The goal is smooth starts, steady idle, and consistent power delivery in everyday driving and longer trips alike.

With a focus on real‑world durability, the DG508 coil pack and SP479 plugs are built to withstand typical road conditions and driving patterns. The combination is intended to work in the engines listed in the fitment data, helping you refresh worn components in one comprehensive package.

What’s included and how it helps

• DG508 ignition coil pack (8 coils) for simultaneous replacement
• SP479 double iridium spark plugs (8 plugs) for enduring firing performance
• Cross-reference compatibility with a broad set of Ford/Lincoln/Mercury 4.6L/5.4L V8 models
• Replaces part numbers noted in compatibility documentation to simplify sourcing
• 1-year worry-free aftermarket warranty for added peace of mind

Wide compatibility and real-world use

This kit is designed to fit a wide array of vehicles that run 4.6L and 5.4L V8 powertrains, including popular configurations found in Crown Victoria, E-Series vans, F-Series trucks, Expedition, Explorer, Town Car, Grand Marquis, and related models from 1998 through 2011. The broad coverage helps reduce guesswork when upgrading ignition components, making it a practical option for many owners seeking a consolidated replacement package.

Why choose Marsram

• Quality materials and robust coil housing designed for everyday driving and longer trips
• Double iridium spark plugs engineered for durable firing and dependable starts
• Wide model compatibility to minimize the need for multiple purchases
• Customer-focused support with a clear warranty policy

Installation and support

Before ordering, please verify compatibility with your exact model and engine configuration. If you need assistance, our team responds promptly to help ensure you choose the right kit for your vehicle.