OER Parts offers a wide selection of Fuel Doors & Hardware for your 1988 Oldsmobile Cutlass Supreme. OER Parts offers 1988 Oldsmobile Cutlass Supreme Fuel Filler Neck Pocket Sleeve, 1988 Oldsmobile Cutlass Supreme Fuel Filler Door, 1988 Oldsmobile Cutlass Supreme Plastic Fuel Tank Filler Door, 1988 Oldsmobile Cutlass Supreme Rear Fuel Door with Spring, 1988 Oldsmobile Cutlass Supreme Fuel Filler Door Bumper, 1988 Oldsmobile Cutlass Supreme Fuel Door Emblem, 1988 Oldsmobile Cutlass Supreme Locking Billet Fuel Door, 1988 Oldsmobile Cutlass Supreme Fuel Filler Door Tension Spring and 1988 Oldsmobile Cutlass Supreme Fuel Door Lock.