Holley EFI LS Spark Plug Wire Set - Cut to Fit - 561-113 IntakeManifolds these systems include all necessary

these systems include all necessary parts and hardware for a simple installation

So if you don't need them

Steel - CBK0204OM

This bolt-on emissions-legal system features a stainless steel 80 Series™ crossflow muffler and dual 2

Holley EFI LS Spark Plug Wire Set - Cut to Fit - 561-113 IntakeManifolds these systems include all necessaryOverview: Holley EFI Universal "Cut to Fit" spark plug wire sets for GM Ls Engines come with the spark plug terminal and boot installed with the Coil end unterminated. Coil cap boots and terminals are included so you can cut the wire to the desired length, then install the terminal. Features: 8mm Plug Wire Size Offers low 350 Ohms per foot resistance while maintaining very high noise suppression Available in three colors (Red ,Black, and Grey) 36"