NGK Racing Spark Plug Box of 4 (R0373A-11) Safety>Racing Pants MZ014X is an ACT Xtreme

MZ014X is an ACT Xtreme pressure plate that uses exclusive diaphragm design to increase clamp load

Angling and relocating the plate to the side not only helps reduce wind resistance

NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product

Without the need of removing one end of connected wires

NGK Racing Spark Plug Box of 4 (R0373A-11) Safety>Racing Pants MZ014X is an ACT XtremeNGK 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