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Edelbrock Max-Fire Ultra-Spark 50 spark plug wire set for LS trucks (1999–2015) provides low-resistance leads for improved voltage delivery and strong EMI/RFI suppression. Each heavy-duty wire features an 8.5mm silicone jacket protecting a Kevlar spiral-wound core from heat and moisture. Engineered for high-performance applications that need maximum voltage, these wires are intended to support upgraded ignition requirements—see application chart for vehicle-specific kits.
Edelbrock Spark Plug Wire Set LS Truck w/ Metal Sleeves 99-15 50 Ohm Resistance Red Wire (Set of 8)
