Blue Streaks ready to install custom fit, high performance 8mm Triple Silicone wire sets can be used with stock ignition coils or when upgrading to a performance coil. These American-made spark plug wire sets meet or exceed all of the factory Screaming Eagle specifications. Special "XXX" triple silicone wire features a quality construction of silicone throughout the jacket, insulation and core. Assures high temperature resistance and high durability. Wire sets also offer maximum wire suppression and feature high dielectric strength silicone boots, OEM style terminals that lock onto the spark plug and much more.