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Moroso ignition wire set for GM LS/LT engines features Ultra 40 8.5mm wires at 9.75 inches in black with an aluminum heatshield. This direct-fit set delivers spark to plugs on LS/LT engines while the aluminum shield helps reduce heat exposure to the wires, making it a suitable choice when routing near hot components is a concern during routine replacement or performance builds.
Moroso GM LS/LT 8.5mm Ultra 40 9.75in Long Wire Set w/Alum Heatshield - Black
