NGK Racing Spark Plug Box of 4 (R2558E-9) Interior Accessories>Dash & Interior Trim The two-piece design works with

The two-piece design works with short or long beds

featuring factory-matched flanges at the inlets

as well as GT racing or historic racing cars with rebuilt engines

each system is handmade in the USA by master craftspeople and features premium T-304 high-quality stainless steel construction

just remove the standard glass bulb and plug in this new bulb then connect the load equalizers to prevent "rapid-flash"

NGK Racing Spark Plug Box of 4 (R2558E-9) Interior Accessories>Dash & Interior Trim The two-piece design works withNGK Racing spark plugs are designed with extreme use in mind and meant to withstand the most grueling racing conditions. NGK Spark Plugs have been powering racing champions and can be found in every racing venue throughout the world. The center electrode of the NGK Racing spark plugs has special configurations and designs to ensure durability and ignitability. NGK Racing plugs bring ultra high performance in a variety of heat ranges. Special