OER Parts offers a wide selection of Oil System & Parts for your 1989 Chevrolet All Models. OER Parts offers 1989 Chevrolet All Models Bypass Valves, 1989 Chevrolet All Models Dipsticks and Tubes, 1989 Chevrolet All Models Filter Adapters, 1989 Chevrolet All Models Oil Coolers, 1989 Chevrolet All Models Oil Filters, 1989 Chevrolet All Models Oil Pan Baffles, 1989 Chevrolet All Models Oil Pans, 1989 Chevrolet All Models Oil Pickup Tubes, 1989 Chevrolet All Models Oil Pumps, and 1989 Chevrolet All Models Oil Senders.