OER Parts offers a wide selection of Coils for your 1963 GMC 2500 Series. OER Parts offers 1963 GMC 2500 Series OE Quality Ignition Coil, 1963 GMC 2500 Series Replacement Ignition Coil Premium Quality, 1963 GMC 2500 Series HEI Ignition Coils, 1963 GMC 2500 Series Chrome Ignition Coils, 1963 GMC 2500 Series Zinc Plated Ignition Coil Bracket, 1963 GMC 2500 Series Ignition Coil Resistor, and 1963 GMC 2500 Series Chrome Ignition Coil Bracket & Chrome Coil Cover.