IC068 UF413 D510C 12570616 08 12 Cadillac Chevrolet GMC Saab Hummer Buick 8 Ignition Coil + 8 Spark Plug CTS Escalade Avalanche Camaro Colorado Corvette Express 1500/2500/3500 Silverado 1500/2500/3500 Suburban 1500/2500 Tahoe Trailblazer Express 1500/2500/