MSD Iridium Tip Spark Plugs; Set of Four (08-10 4.6L, 5.4L F-150)Find parts that fit my vehicle

Enhanced Engine Performance. The MSD Iridium Tip Spark Plugs are engineered to enhance the combustion process, offering improved drivability and fuel economy. These plugs are designed to last longer than standard performance plugs, ensuring fewer chances of pre-ignition and aiding in correcting cold starts.

Construction and Appearance. Each spark plug features a core made of durable iridium and a top crafted from high-quality ceramic, providing full dielectric strength. The ground electrode is made from yttrium, enhancing the longevity and performance of the spark plug.

Other Features. These spark plugs are specifically designed to reduce the likelihood of pre-ignition, contributing to overall safer and more reliable engine operation.

Installation. The installation of MSD Iridium Tip Spark Plugs is straightforward, requiring minimal tools and no drilling, making them easy to set up for vehicle owners.

Warranty. These MSD Iridium Tip Spark Plugs are backed by a 1-year limited warranty against damages on materials and workmanship.

Application. This MSD Iridium Tip Spark Plugs (Set of Four) fits 2008-2010 4.6L, 5.4L F-150 models.

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