Premium Spark Plug Wire Set – QSF 9748HH (8 Pcs)

High-performance OEM replacement wires for GMC & Chevrolet engines, ensuring optimal ignition efficiency. Engineered with premium silicone insulation for superior heat resistance (up to 500°F) and anti-interference shielding. Precision copper-core conductors deliver consistent voltage transfer, reducing misfires.

Direct-fit design matches factory specs for easy installation (no modifications required). Ideal for daily drivers, towing, or high-performance builds. Durable 8mm thickness resists abrasion and oil exposure.

Sold as a complete 8-piece set—backed by bulk pricing for commercial buyers. Trusted global wholesale supplier with guaranteed lowest prices.