238514 Fits 1986 1999 Fxr and All Evolution Models with Coil Betwee

For high-performance engines where maximum spark is a necessity, the Sumax 409 Series spark plug wire sets are a top-tier choice. These 10.4mm Pro Racing wires are built to handle professional race applications, featuring a dielectric strength of over 100,000 volts. The construction includes three layers of silicone and a tightly woven, heat-treated fiberglass skin for ultimate heat resistance and durability. The spiral-wound core ensures excellent conductivity, while the Taylor Pro Boot is bonded directly to the wire for a secure, weather-resistant connection. Sold as a set, these wires are specifically designed to fit FXR models. If you’re looking to upgrade your ignition system to support a high-output setup, these Sumax wires provide the heavy-duty performance and reliable spark delivery required to keep your Harley running at its absolute best.