Brisk Silver Racing Spark Plugs; Up to 450HP

• Brisk "Silver Racing" Series Spark Plugs
• Silver Center Electrode for More Power
• Recommended for up to 450 Flywheel Horsepower
• Brisk Part# XOR14YS
• 12mm Thread Pattern
• Fits 2008-2010 GT and Bullitt Mustangs w/ Brown Coil Boots
• Sold as a Set of 8

High Powered Performance. Is your high powered GT Mustang experiencing misfires because of weak or fouled plugs? Then you need to upgrade to a set of Brisk Silver Racing Spark Plugs to keep your Pony running smoothly and more efficiently. Brisk designed these Silver Racing Series Spark Plugs especially for those Mustangs that are making up to 450 horsepower at the flywheel. These Brisk Plugs will provide constant reliable spark power and are perfectly suited for 3-valve 4.6L V8 engines that are running a forced induction setup, nitrous or methanol injection.

Superior Design and Materials. Featuring a high dielectric strength insulator, Brisk Silver Racing Spark Plugs are manufactured with a 1.5mm fine wire silver center electrode for its excellent electrical and thermal conductivity to produce a more powerful spark. To minimize the chance fouling Brisk Spark Plugs feature a unique tapered ground strap design that allows for superior ignitability, even on hard to ignite fuels.

Application. This set of eight (8) 12MM Thread Brisk Silver Racing Spark Plugs are specifically designed for the 2008-2010 GT and Bullitt Mustangs equipped with Brown coil boots only.