OER Parts offers a wide selection of Engine Dress Up Components for your 1980 GMC Jimmy. OER Parts offers 1980 GMC Jimmy Dress Up Bolts, 1980 GMC Jimmy Dress Up Kits, 1980 GMC Jimmy Oil Breathers, 1980 GMC Jimmy Oil Caps, 1980 GMC Jimmy Oil Filler Tubes, and 1980 GMC Jimmy Plug Wire Retainers.