OER Parts offers a wide selection of Heater Parts for your 1980 Oldsmobile Cutlass Cruiser. OER Parts offers 1980 Oldsmobile Cutlass Cruiser Expansion Valve, 1980 Oldsmobile Cutlass Cruiser Hose Clamps, 1980 Oldsmobile Cutlass Cruiser Hose Fittings, 1980 Oldsmobile Cutlass Cruiser Hoses and Lines, 1980 Oldsmobile Cutlass Cruiser Vent and Duct Parts.