OER Parts offers a wide selection of Insulation and Sound Deadeners for your 1981 Pontiac Firebird. OER Parts offers 1981 Pontiac Firebird Cowl, Dash & Firewall, 1981 Pontiac Firebird Doors, 1981 Pontiac Firebird Floor, 1981 Pontiac Firebird Kick Panels, 1981 Pontiac Firebird Misc & Cut to Fit, 1981 Pontiac Firebird Roof, 1981 Pontiac Firebird Seat Shelf, 1981 Pontiac Firebird Sets, and 1981 Pontiac Firebird Trunk.