OER Parts offers a wide selection of Oil System & Parts for your 1980 Chevrolet C20 Suburban. OER Parts offers 1980 Chevrolet C20 Suburban Bypass Valves, 1980 Chevrolet C20 Suburban Dipsticks and Tubes, 1980 Chevrolet C20 Suburban Filter Adapters, 1980 Chevrolet C20 Suburban Oil Coolers, 1980 Chevrolet C20 Suburban Oil Filters, 1980 Chevrolet C20 Suburban Oil Pan Baffles, 1980 Chevrolet C20 Suburban Oil Pans, 1980 Chevrolet C20 Suburban Oil Pickup Tubes, 1980 Chevrolet C20 Suburban Oil Pumps, and 1980 Chevrolet C20 Suburban Oil Senders.