PERFORMANCE Spark Plug Wires Set CHEVY/GMC 1999-2006 LS1 VORTEC 4.8L 5.3L 6.0L 100% Brand New 8.5mm Spiral Wound Design UltraLow Resistance KEVLAR Core RFI Suppression Ultra High Strength/High Temp. Silicone Boots and Sleeve Ready for Install Straight out of the…