99-04 LS1 & LS6 Ignition Coils Wire Harness with Connectors
Amazon.com: Set of 8 UF413 Square Ignition Coils with 8mm 748UU Spark Plug Wires, Compatible with Chevy Silverado 1500 GMC Pontiac G8 Grand Prix H3 Tahoe Yukon,Replacement for UF413 D510C 5C1554 :