Description
NGK TR6 Spark plugs are a heat range cooler than a factory spark plug. Ideal for boosted applications. Recommended Spark Plug Gap on most boosted applications is .028-.032
-96-10 Ford Modular 4.6L/5.4L Engine’s.
-2007-2014 Ford Mustang Shelby GT500 Supercharged 5.4L and 5.8L Engine.
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