OER Parts offers a wide selection of Sill Plates for your 1968 Buick Electra. OER Parts offers 1968 Buick Electra 2 Door Door Sill Plates, 1968 Buick Electra 4 Door Door Sill Plate, 1968 Buick Electra Billet Sill Plates, 1968 Buick Electra ABS Sill Plates, 1968 Buick Electra Chrome Sill Plates, 1968 Buick Electra Aluminum Sill Plates, 1968 Buick Electra Carbon Fiber Sill Plates, and 1968 Buick Electra Sill Plate Screw Set.