OER Parts offers a wide selection of Oil System & Parts for your 1972 GMC C15/C1500 Pickup. OER Parts offers 1972 GMC C15/C1500 Pickup Bypass Valves, 1972 GMC C15/C1500 Pickup Dipsticks and Tubes, 1972 GMC C15/C1500 Pickup Filter Adapters, 1972 GMC C15/C1500 Pickup Oil Coolers, 1972 GMC C15/C1500 Pickup Oil Filters, 1972 GMC C15/C1500 Pickup Oil Pan Baffles, 1972 GMC C15/C1500 Pickup Oil Pans, 1972 GMC C15/C1500 Pickup Oil Pickup Tubes, 1972 GMC C15/C1500 Pickup Oil Pumps, and 1972 GMC C15/C1500 Pickup Oil Senders.