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