MSD Super Conductor Spark Plug Wires are a timeless signature in high-performance engine bays, and it's not just because they look great! Engineered for high conductivity, superior heat resistance, and reduced EMI interference, these wires are available in universal and direct-fit applications for everything from classic V8s like Small Block Chevy, Ford Windsor, & Mopar Hemi, to modern high-output engines including GM LS & LT, Ford Coyote, and Gen III Hemi. Featuring low-resistance cores and durable silicone insulation, MSD spark plug wires are the perfect upgrade for street performance, racing, or restoration builds.