Comprehensive Tune-Up Bundle: Includes DG521 ignition coils and SP-509 spark plugsa complete kit crafted for V8 ignition systems.
^^Vehicle Applications: Designed for Ford F-150, Expedition, Explorer (20082014), F-250 & F-350 Super Duty (20082010), as well as Mustang, Lincoln Navigator, and Mercury Mountaineeronly common models using DG521.
^^OEM Equivalent Quality: Precisely replaces DG521 / UF-262 coil and SP-509 spark plug, ensuring OEM-spec fit and reliable ignition performance.
^^Durable & Performance-Oriented: Coils built with temperature-resistant copper and epoxy^^plugs offer consistent spark for cleaner combustion and improved throttle response.
^^Simple,
No-Hassle Installation: Direct-fit installationno modifications needed. Bundle ensures matched components for smoother startups and improved fuel efficiency.