KAX 8-Pack Ignition Coil Pack & Iridium Spark Plugs Kit for Ford F-150 (2018-2020) & Mustang (2020-2023) 5.0L

Upgrade your Ford V8 ignition with the KAX 8-Pack Ignition Coil Pack & Iridium Spark Plugs Kit. This all-in-one set brings together precision coils and durable iridium plugs designed to align with the original engineering intent of your 5.0L powerplants. While results vary by vehicle and condition, many drivers report more dependable starts and a steadier idle after a proper, condition-appropriate installation.

Smart fit for popular Ford V8s

Designed to work with the core models you rely on: 2018-2020 Ford F-150 5.0L and 2020-2023 Mustang 5.0L. This kit’s scope helps simplify replacement decisions, reducing the need to hunt for separate parts while preserving OEM-referenced performance characteristics.

• Vehicle Fitment: Compatible with Ford F-150 2018-2020 5.0L and Mustang 2020-2023 5.0L.
• Reference Numbers: UF835, UF869, DG566, DG565, JR3E12029AA, JR3Z12029A, 2117712, 94862.
• Magnetic Socket: Built-in magnetic tip securely holds spark plugs during installation and removal.
• Anti-Slip Hex Design: Helps prevent rounding when loosening or tightening coils.
• 3/8" Drive: Universal drive works with standard ratchets for convenient servicing.

Durability and compatibility you can rely on

Engineered for durability, the kit is crafted to handle regular maintenance cycles. A tested service life exceeding 6,500 miles suggests a thoughtful balance of performance and longevity. Before purchasing, use the compatibility checker at the top of the page to confirm the exact fit for your vehicle configuration.

• Extended Lifespan & Compatibility: Durable build with cross-model compatibility.
• Direct Fit & Easy Installation: Precise OEM replacement with quick, tool-free installation.

Real-world use and practical benefits

In everyday driving, the kit’s components work together to support reliable starts, smooth idle transitions, and crisp throttle responses as engines move through RPM ranges. The direct-fit design minimizes guesswork, while the plug-holding magnet reduces the chance of dropping parts during servicing. While not a guarantee of specific outcomes, this setup has helped many DIYers and professionals complete ignition servicing with less hassle.

Designed with the DIY enthusiast in mind, the kit combines key parts into a single solution that can streamline routine ignition service without sacrificing OEM alignment or performance intent. If you’re updating a high-mileage 5.0L setup, this kit presents a cohesive path to refresh both coils and plugs in one carefully coordinated package.

Note: Always verify fitment with the top-page compatibility checker to ensure exact compatibility with your vehicle configuration.