OER Parts offers a wide selection of Coils for your 1963 GMC Truck. OER Parts offers 1963 GMC Truck OE Quality Ignition Coil, 1963 GMC Truck Replacement Ignition Coil Premium Quality, 1963 GMC Truck HEI Ignition Coils, 1963 GMC Truck Chrome Ignition Coils, 1963 GMC Truck Zinc Plated Ignition Coil Bracket, 1963 GMC Truck Ignition Coil Resistor, and 1963 GMC Truck Chrome Ignition Coil Bracket & Chrome Coil Cover.