









⚡ Ignite your LS1 with the ultimate spark wire upgrade!
The Southwest Speed MSD Super Conductor Spark Plug Wire Set features ultra-low resistance (40-50 ohms per foot) copper alloy conductors tightly wound with a ferro-magnetic core to eliminate EMI interference. Designed specifically for 1999 and newer GM LS1 truck engines, these 8.5mm diameter, 12-inch wires come with a heat- and abrasion-resistant silicone jacket and dual crimp terminals for secure, reliable connections—delivering bolt-on performance and durability.
| Manufacturer | MSD |
| Brand | Southwest Speed |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | MSD-32829 |
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