MC-SPW10 Blue Streak, XXX spark plug wire set. Black, white print

This Blue Streak XXX spark plug wire set is sold as a set and fits 1999–2008 FLT Touring models and 2004–2006 XL Sportster models. These 8mm black wires feature white printing and are designed to meet or exceed all original equipment requirements for performance upgrades, naturally replacing OEM number 31992-99A. Constructed with triple silicone throughout the jacket, insulation, and core, they offer exceptional high-temperature resistance and long-term durability. The suppression core is specifically engineered for electronic ignition systems, providing maximum RFI suppression to protect your bike's electronics. They come with OEM-style terminals that lock securely onto the spark plugs, ensuring a reliable connection even under high-performance conditions. Please note these are not compatible with points-triggered ignitions.